Delivering the future in drones with Keller Rinaudo Cliffton of Zipline

Episode Summary

Delivering the future in drones with Keller Rinaudo Cliffton of Zipline Keller Rinaudo Cliffton is the co-founder and CEO of Zipline, a company that uses drones to deliver medical supplies and other goods on demand. Zipline was born out of Keller's previous startup Remotive, which made smartphone-controlled robots. This experience with robotics led Keller to think about building "the Apple of robotics" focused on logistics. While traveling in Africa, Keller saw firsthand the challenges of delivering medical supplies to rural areas. This inspired the idea for a drone delivery system that could "teleport" supplies instantly over long distances. Initially experts told Keller that drone delivery was unrealistic. But Keller believed the technology had advanced enough to make it viable. Zipline launched in Rwanda, which was eager to adopt new technologies. In 2016 they signed a contract to deliver blood supplies to 21 hospitals by drone. Those first 9 months were painful, with constant technical issues. But Zipline persevered and expanded to deliver medical supplies across Rwanda and later Ghana, Cote d'Ivoire, Kenya and more. The drones now have a range of 100km and have flown over 40 million autonomous miles. Zipline recently unveiled new drones that can silently deliver packages directly to homes with "dinner plate accuracy." Major retailers like Walmart see drone delivery as strategic and have partnered with Zipline. Keller believes that in 5 years hundreds of millions of homes could receive near-instant drone delivery.

Episode Show Notes

Keller Rinaudo Cliffton thinks we’re already experiencing the technology of tomorrow, just that it’s not evenly distributed...

About a decade ago, Keller transformed his smartphone robot company into Zipline, which today orchestrates on-demand drone deliveries all over the world. Zipline got its start delivering critical medical supplies to hospitals in Rwanda: a testament to Keller’s belief that innovation is already improving lives outside the U.S.

This week on How I Built This Lab, Keller recounts the ongoing and often challenging development of Zipline’s delivery drones. Plus, how Zipline is now chasing the commercial market, and could soon be delivering packages from stores like Walmart within an hour of a customer clicking “purchase.” 


This episode was produced by Carla Esteves and edited by John Isabella, with music by Ramtin Arablouei. Our audio engineer was Josh Newell. 

You can follow HIBT on Twitter & Instagram, and email us at hibt@id.wondery.com.

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Episode Transcript

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So most people who live in cities have relatively easy access to emergency medicine. And most hospitals in cities can get the supplies they need quickly. But in rural areas with fewer roads or with challenging terrain, it's a different story. In some parts of the world, it can take an entire day to get medicine or blood plasma to a distant medical facility. So a few years ago, an entrepreneur named Keller Renato Clifton decided to take on this challenge. And he's doing it with drones. Drones that are delivering critical supplies to hospitals and remote areas around the world. But before Keller launched Zipline, he started another business called Remotive, a robotics business that would eventually pivot into drones. The company basically built an application on an iPhone that turned it into a mini robot. SPEAKER_06: The more we saw smartphones scaling, the more we felt like, hey, a lot of the components and supply chains behind these phones are going to enable a new kind of robotics company to be built. And so we were asking ourselves, what would the Apple of robotics look like? Is there an opportunity here to build really the first global robotics company? And so we didn't have much money. My co-founders and I, we were all unemployed, which is a great motivation for entrepreneurship. And we started building these little, we called them smartphone robots and they literally used an iPhone as the brain of the robot. You would connect an iPhone to the robot and it could run around on the floor and do telepresence. And that was the first thing that we started selling as a company. SPEAKER_04: And just to describe them for people who don't know what they look like, they're sort of like, it was like a translucent plastic platform with like a motorized track wheel on each side. So it sort of looks like a toy. But you would mount the iPhone vertically on it, like you would do on one of those speakers that you find in hotel rooms. And that would essentially would turn into like a little robot, like with a smiley face. Yeah. On the screen, on the iPhone screen. SPEAKER_06: Yeah, exactly. You know, we started selling them. We didn't have product market figured out, I wouldn't say. We, it was half a toy, half a telepresence solution, half a way of teaching kids to program. I think we were circling around this intuition that it was a good time to be building a robotics company that knew things were possible. And also we needed something that we could sell in a month or two because again, we had no credibility, no investor was going to give us money. And so we needed to be able to build and sell a very simple product very fast if we wanted to keep the company alive. And so that was the very first thing that we ever built. All right. SPEAKER_04: So the idea was to build this into something, of course, bigger. And I guess you got in touch with the late Tony Hsieh, the founder of Zappos, who was on our show many years ago, an incredible person, incredible entrepreneur, but you had read his book and you got in touch with him. Why? Tell me the story. SPEAKER_06: Tony was someone who super inspired me. You know, when I graduated from college, I didn't know what I wanted to do with my life. And frankly, you know, school didn't do much to teach you about entrepreneurship. It wasn't even really, it was never clear to me that that was actually an option, like something that you can do. And when I read Delivering Happiness, Tony's book about building Zappos, it totally blew my mind. It was also inspiring because Tony had gone to the same school and in fact had lived in the same dorm that I lived in. And so it was, you know, he was just 10 years ahead of me. And so when I was in Las Vegas, I emailed him and said, Hey, I'm, I'm, I'm here. I am deeply inspired by, you know, your book and we're building this robotics company and I want to meet. And I think this is one of the things that's special about Tony and maybe also just special about certain circles, you know, of technology and entrepreneurs, which is someone like Tony was happy to meet me, even though, you know, I was a nobody. SPEAKER_04: He was so impressed with these robot iPhones or these iPhones mounted on these robotic platforms like instantly when you showed it to him? SPEAKER_06: I don't know if anybody could have been that impressed by what we were building. It wasn't, it wasn't very impressive on its face, I don't think. Perhaps, you know, I think maybe he believed more in us. We were very nerdy. We were very hopeful. We were certainly very naive. So I think maybe he, he was interested in the bigger vision of trying to build a new kind of robotics company. And he was willing to take a bet on three nerds who had no credibility and no money. SPEAKER_04: He made an investment and you guys, as you say, you set up shop in Las Vegas. And the project lasted, I think, a little over about three years. And I guess you sort of wound it down. What happened? Did you come to sort of a, I mean, did you come to a realization that maybe this wasn't going to work? SPEAKER_06: That exact same company is what became Zipline. So we actually, you know, we didn't, we didn't necessarily wind it down. We did kind of over the course of a year, we realized that, you know, building a new kind of robotics company meant that we had to focus on a really big, bold vision. And I also kind of realized we did not want to focus on operating in the home. We wanted to focus on a more controlled environment and something where automation would just be a more natural fit. And that's sort of the reason we became obsessed with logistics. But you know, the crazy thing is that that same company that Tony invested in 12 years later has now become Zipline. SPEAKER_04: Yeah. So, all right. So initially it started out as like, let's use the iPhone to be the brains of a little toy robot. But what, I mean, you sort of came to this realization that maybe you need to focus on something like, as you say, like logistics, something that could have a larger impact and where there could be a bigger market. And when you were thinking of logistics, were you initially thinking, maybe we can create robots that can deliver things or that can work in a warehouse or something like that? I think there were a couple aha moments. SPEAKER_06: One is that I met a guy named Mick who had founded a company called Kiva. And probably most people won't know what Kiva Robotics, but they had just been acquired by Amazon and they built these amazing orange robots that could run around inside a warehouse and basically go to a shelf, pick up the shelf, and then bring it to a human packer to pack something into a box. And if you saw one of those warehouses, you would see all of these autonomous orange robots just running all over the place, moving things. And I remember seeing that thinking, wow, what an incredible company. And somebody is going to build that for outside the warehouse. And whoever builds that, I just remember thinking that is going to be a world changing company. SPEAKER_05: All right. SPEAKER_04: So it's around 2014 and you're kind of trying to figure out what can I do in this area of logistics? You know that you sort of have some experience with robotics. How did you get to drones, to aircraft? I mean, our backgrounds when we started building Zipline were already in automation, robotics, SPEAKER_06: and autonomy. We had this sense that it was probably going to be possible to build an automated instant logistics system for the planet, but there were so many things standing in our way. And to be honest, every expert that we spoke to told us that this idea was stupid. It was never going to work. We were wasting our time. SPEAKER_04: What was the idea that you would talk to people about? SPEAKER_06: We had this sense that if you wanted to deliver something very quickly over a distance of anywhere from, say, 10 to 50 miles, you wanted to do that with a vehicle that was 10 times as fast as traditional logistics, half the cost, and zero emission. And so we had a sense, just reasoning from first principles, that what you really needed was a vehicle that was electric, that was autonomous, that weighed more like 50 pounds rather than 4,000 pounds. And if we wanted to go really fast, we knew we probably needed to fly rather than drive. SPEAKER_04: Wow. So you're thinking like a Jetsons world. I had grown up reading all of this great kind of hopeful, optimistic science fiction. SPEAKER_06: The funny thing is, you know, this is totally normal in most science fiction books. And so I think I had this sense that if technology had advanced to a point where we thought it was possible to build this product, we were pretty confident that it was something that people would want. So you guys start to do the research into the world of logistics. SPEAKER_04: And presumably, you spent quite a lot of time just digging into this world for a while to figure out where you could kind of get in, where you could sort of start to work on something. SPEAKER_06: I mean, it's totally fair. When we started building this, our backgrounds were not in healthcare. They were not in aerospace. And we didn't even know that much about logistics. So a lot of investors who are looking at us or even experts were saying, what do you guys know about this space? You're totally clueless. You don't know what you're talking about. The reality is, I think the one thing that I had experienced is that, you know, graduating from school, I had been rock climbing full time for nine months and got a chance to travel to a lot of different countries in the world. I had seen, I at least had this sense that logistics, the kind of logistics that we take for granted in the United States is not broadly available globally. And I think that that was a kind of important insight. It was that logistics does a good job of serving the golden billion people on earth. But for the 7 billion people who don't fall into that category, your access either sucks or is non-existent. And we've been pretending for 100 years like this problem is somehow excusable or unavoidable. And we felt like it was not either of those things. But how did you come across that information? SPEAKER_04: I mean, obviously it's available to know. But where did you first hear about this issue? SPEAKER_06: I was spending some time in 2013. We were already starting to think, okay, if we're going to build a new kind of logistics system, we're going to need to find a public healthcare system we can integrate with. So that already meant we needed to be looking outside the US. We were focused on countries where we thought this sort of technology would have a really outsized impact in terms of healthcare access. And so I was in Tanzania. I actually met a researcher in Tanzania who had built this really cool early warning alert system using cell phones, unsurprisingly. And so he had several hundred primary care facilities and hospitals using the system. Each of them had a cell phone and they would text into a database when they had a patient who was having a medical emergency and needed something specific in order to save their lives. And so he had this real time database of all of the medical emergencies that were occurring across these 300 health facilities and hospitals. And I remember seeing that database and realizing that it was basically a database of death because half of the system had been built, but they were receiving all of these emergency requests and it was like, okay, thanks for letting us know. Good luck. And there was no other half of the system that could deliver what was needed quickly. So these network solutions that advanced to the point where we have the information we need, we know that there is a medical emergency occurring and we know exactly the product that is needed to save that person's life. But logistics has not advanced enough to actually solve the problem. SPEAKER_04: We're going to take a quick break, but when we come back, how Keller shifted from rolling iPhones to flying couriers. Stay with us. You're listening to How I Built This Lab. 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Preview your 3D smile and order your all day or at night aligners. It's truly that simple. They even accept insurance and HSA FSA dollars. Sun's out, smile's out. Get started on your smile journey this summer by visiting bite.com and use code WONDERY at checkout to get your at home impression kit for only $14.95. That's B-Y-T-E dot com code WONDERY. SPEAKER_04: One more thing before we get back to the show. Please make sure to click the follow button on your podcast app so you never miss a new episode of the show. It's usually just at the top of the app and it's totally free. Welcome back to How I Built This Lab. I'm Guy Raz. My guest today is Keller Renato Clifton, the co-founder and CEO of Zipline. It's a company that uses drones to deliver medical supplies and other consumer goods on demand. All right. So before the break, you had talked about how, you know, because the infrastructure challenges getting medical supplies to rural hospitals in Tanzania is obviously a huge challenge. And it's interesting because it's a similar story in Africa with cell phones, right? Like a lot of people didn't have access to telephones because there weren't telephone lines installed all over the country. And then all of a sudden, cell phones come and they essentially solve that problem. And so sort of a similar idea, right, which is the infrastructure of roads aren't there but you knew that if you could somehow fly, you could basically bypass that problem. SPEAKER_06: Exactly. And that kind of infrastructure is often referred to as leapfrogging infrastructure. You know, the first people who said that they were going to build cell phone networks in Africa were widely called idiots. People thought that was totally unrealistic because landlines hadn't really succeeded in taking off in Africa. And obviously now, you know, a lot of the countries we operate in have better cell service than the United States does. You've seen this incredible leapfrogging technology where you sort of get the technology, the use case right, and it can actually grow in these developing economies faster than anybody really appreciated. SPEAKER_04: Let's now sort of break down how you did this because you land on this idea and there are a lot of things you've got to do. You've got to find a country with a regulatory environment that is willing to work with you to allow you to fly these drones and deliver medication. The other thing is you've got to build the planes. You've got to build the infrastructure, the hardware to create these safe autonomous planes that can, I guess, drop a parachute of medical supplies. So let's start with that. How did you start to develop the technology? I mean, drone technology has been around for a while. So did you start with off-the-shelf equipment? SPEAKER_06: When we initially had this idea, we started talking to a lot of different customers to try to figure out what exactly did this need to do. What was the actual problem we were defining and what needed to be the specifications of the thing that we were going to go build? We started to understand that if you could deliver something really quickly over a range of say 80 to 100 kilometers, so 50 plus miles, that could have a massive impact. We would be able to serve hundreds of hospitals and health facilities from a single distribution center. You could keep more medicine centralized. You could send things just when it was needed. It would save a lot of lives. This is what we were hearing. And so we started building the first product in 2013. By 2015, we were flying nonstop at our test facility, which was in Half Moon Bay. And around that time, we were about 15 people. I started spending a lot of time talking to governments trying to find someone who would be our first customer. And that was when we ended up having this conversation with the government of Rwanda. I actually remember in that conversation, we were saying, hey, we have this cool technology. We can do teleportation to any hospital or health facility. We can deliver any medical product to any hospital or health facility instantly. And I remember the minister of health looking at us at the time. And she basically looked at us like we were goofballs and said, look, shut up. Just do blood. And as she was explaining it to us, she was someone who was a true expert in running this kind of national health care system. And she was explaining that blood transfusions, 50% of them are going toward moms with postpartum hemorrhaging. 30% are going toward kids. It's a total logistics nightmare because you have packed red blood cells, platelets, plasma. Each of those has different shelf lives and different storage requirements. Plus you have all the different types of blood, A, B, A, B, and O. So getting the right thing to the right place at the right time to save someone's life was really hard. And there was a lot of waste in the system. And this was a product that was absolutely crucial for family health. And so she ended up saying, look, just here, deliver blood to these 21 hospitals and prove that it can be done. And so we ended up signing a $200,000 contract with the government of Rwanda to deliver blood to those 21 hospitals. And that was how we got started. Wow. SPEAKER_04: Why Rwanda? I'm just curious. I mean, probably a lot of people are like, Rwanda, huh? But actually Rwanda is quite innovative around taking risks like this and trying new things, right? SPEAKER_06: A lot of people may find it surprising, but the reality is Rwanda has really modeled itself on Singapore. It is a small, highly efficient, technocratic, fast-moving, innovative country in East Africa and run by a lot of very visionary leaders who believe in technology. And they often talk about being a proof of concept country. They want to be the first adopter of new technologies and show how it works and then let other countries follow in their footsteps. And so they're unique for a lot of reasons. I also have to say, when we were signing that initial contract, when we were launching during that first year, we would be on constant calls with executives and government leaders, Saturday, Sunday, Sunday early morning, Sunday late at night. I just remember thinking, no US government official would be talking to us at this time. I think that by virtue of what that country has been through over the last 30 years, it is extraordinarily entrepreneurial and willing to work hard to move the country forward. SPEAKER_04: All right. So initially, the idea is let's figure out a way to get medical supplies to people in rural parts of Rwanda and eventually will expand beyond Rwanda. But really, you start with blood, blood supplies. And blood has to be refrigerated. It has to be kept at a certain temperature. It has to be delivered fairly quickly. You could do all of these things in the plane. Well, we thought we could. But we were wrong. SPEAKER_06: I joke because we were very naive when we were launching in 2016 in Rwanda. We thought that we had a system that was going to be reliable. We thought we had it figured out. We thought we knew how to integrate with a national healthcare system. We thought we knew how to work with a national airspace regulator. We were basically wrong about all those things. We had no idea what we were doing. Honestly, it reminds me, I saw this flag in a gymnasium recently. It's like a big flag, like an inspirational flag. And the slogan on it is, we do this not because it is easy, but because we thought that it would be easy. And when I saw it, I was like, this is a perfect description of zip line in 2017. Full of optimism thinking that we had this figured out. We had signed this contract to deliver just blood, a very narrow part of the overall healthcare system to just 21 hospitals. And we thought, oh, that's great. We'll just knock that out and then we can expand to other things. But for the first nine months, we only served one hospital because everything that could go wrong did go wrong. We were really struggling to get the system to work reliably. The technology wasn't as reliable as we thought it would be. We didn't have a lot of the integrating software that we needed to really make the system integrate with the overall health system built. So we had to be building that. And the team was pulling constant all-nighters working through the weekend. It was a really painful time and it was not clear that the company was going to survive those nine months. We were desperately, desperately trying to get it to work reliably for just one hospital. And meanwhile, we were lucky that the government was patient enough to say, hey, we know this is hard. We know you're trying to do something for the first time ever. So figure it out for that one hospital and then you can expand to the other 20. And how did you work with the hospitals? SPEAKER_04: Because these planes would be launched from, I think, a central facility in Rwanda where the blood deliveries would arrive and then they'd be launched. And they could travel up to what, one round trip up to? About 300 kilometers. 300 kilometers, wow, that's a long distance. And they could carry this payload, drop it like it would just come down, parachute down in a designated spot like outside the hospital? SPEAKER_06: Yeah. When we started building the first system, it was lucky that we were talking to a lot of customers because we were considering, oh, we need more complicated versions of the technology. We need to build a vertical takeoff and landing hybrid that can fly like an airplane but hover like a helicopter. We need different ways of delivering. But the more we spoke to customers, the more we really understood, all the customers really cared about was range and price. How do we make sure we can cover the maximum number of hospitals and health facilities by having a lot of range on the system? And how do we make sure that the cost of a delivery is as low as humanly possible? Because it's probably not that surprising. Working with health systems in these parts of the world, they don't have a lot of extra money sitting around. If you're going to solve the problem, it has to be really cost effective. So that led us to build, we wanted to build as simple of a system as possible. We built a fixed wing system that really looks like a small airplane. It's a small electric airplane that has a wingspan of about 10 feet. And we started building these distribution centers where we would launch the aircraft and recover the aircraft and where we held inventory and we would load that inventory into a zip, which is what we call the vehicles, load it into a zip. When we received an order, launch it, the vehicle would fly out to that maximum. We guarantee a service radius of 100 kilometers around our distribution centers and the vehicle can fly 300 kilometers on a single battery charge because we have to go there and back. But from there, each distribution center was capable of serving anywhere from 200 to 400 primary care facilities and hospitals. And it really was meant to just be that other half of the system we were talking about earlier. We said, hey, if telepresence is working, then teleportation is the other half of that system. If we know that a patient needs something, we should be able to have a doctor or a nurse at that hospital press a button on a phone and we can teleport the product that's needed to save that patient's life in just a few minutes to the GPS coordinates of that phone. SPEAKER_04: You are obviously in Rwanda and have expanded to Ghana and several other countries in Africa, Cote d'Ivoire, Ivory Coast, Kenya, Nigeria, and even have some operations here in the US. Initially, this was about delivering medical supplies, so essentially to, presumably to medical facilities. But earlier in this year, in 2023, you announced a new, I guess it's a platform, but it's a new aircraft or plane, a drone that can deliver to homes essentially to you and me. And not just medical supplies, but could deliver food or packages. Can you tell me about that sort of, I mean, was that part of the plan originally? SPEAKER_06: Over the first year, we actually ended up surveying all 21 of those original hospitals that the government had asked us to serve. We ended up expanding from that to about 350, 400 hospitals and primary care facilities throughout the country. Then we expanded from just blood to all medical products. Today, we've delivered 2 million doses of COVID-19 vaccine, 5 million plus doses of traditional vaccine. We deliver 75% of the national blood supply of Rwanda outside of Kigali fully autonomously. And then we went from about 400 hospitals and health facilities in Rwanda to well over 3,000 today across seven different countries. The system grew a lot. We've now crossed 40 million commercial autonomous miles. It's become the largest commercial autonomous system of any kind, ground or air on earth. So we definitely never really expected it growing in that way. One of the most interesting things that we've heard from customers again and again and again, both healthcare customers, but also a lot of the governments we work with is that home delivery is really the Holy grail. So many of these health systems want to be able to deliver directly to a patient at home because there are a lot of cases where you can actually keep someone at home. It's much better for the patient and it's more cost effective for the health system if the patient doesn't have to come into a hospital. And so a lot of the health systems that we started working with in the US, for example, that are betting on zip line are adopting zip lines, next generation technology, which you were just mentioning, which is really our home delivery service. And so we heard from so many of these different customers that ultimately what's needed is teleportation from a central point from any hospital or store or warehouse directly to a home. SPEAKER_04: We're going to take another short break, but when we come back, how drones could eventually deliver everything. Stay with us. You're listening to how I built this lab. SPEAKER_03: With audible, you can enjoy all your audio entertainment in one app. You can take your favorite stories with you wherever you go, even to bed, drift into a peaceful slumber with the audible original bedtime story series hosted by familiar voices like Emmy winner, Brian Cox, Kiki Palmer, Phillipa Sue, and many more. As a member, you can choose one title a month to keep from the entire catalog, including the latest bestsellers and new releases. You'll also get full access to a growing selection of included audio books, audible originals, and more. New members can try audible free for 30 days. Visit audible.com slash wondery pod or text wondery pod to 500-500 to try audible free for 30 days. Audible dot com slash wondery pod. SPEAKER_01: Hi, I'm Lindsey Graham, the host of Wondery's podcast, American scandal. We bring to life some of the biggest controversies in US history, events that have shaped who we are as a country and that continue to define the American experience. American scandal tells marquee stories about American politics, like the break in at the Watergate hotel, an event that led to the downfall of a president and raised questions about the future of American democracy. We go behind the scenes looking at devastating financial crimes like the fraud committed at Enron and Bernie Madoff's Ponzi scheme. And we tell stories of complicated public figures like Edward Snowden and Monica Lewinsky, people who found themselves thrust into the spotlight and who spurred debates about the future of the country. Follow American scandal wherever you get your podcasts. You can listen ad free on the Amazon music or Wondery app. SPEAKER_04: Welcome back to How I Built This Lab. I'm Guy Raz. Here's more of my conversation with Keller Renato Clifton, co-founder and CEO of Zipline. All right, let's talk about how this would work in the United States because obviously it's a different regulatory environment. The FAA oversees airspace. And first of all, these planes would fly at fairly low altitudes like below a thousand feet? SPEAKER_06: Across all of our global operations, we always fly under 500 feet. That's basically the commercial aviation floor in most countries. And so it's a way of us just fully de-conflicting from commercial aviation. Right. SPEAKER_04: Okay, so they fly low. And what kind of hurdles do you have to get past before you can start to deploy these in the United States? SPEAKER_06: Well, we launched in the US in 2021 and the pandemic was really the thing I think that drove a lot of the urgency around that. We were seeing a lot of healthcare logistics systems struggle in the US during that time. People weren't showing up to work or humans weren't allowed to show up to work. And so a lot of logistics systems that were depending on large numbers of humans weren't working the way we hoped they would. We launched with Navant Healthcare in Charlotte under emergency circumstances. But once we started flying in Charlotte, the FAA started looking through a lot of the data that Zipline had. We had tens of millions of commercial autonomous miles with zero human safety incidents. And so I think that was really this moment where the US started to realize that this was a key area of economic and technology growth where we didn't want the country to fall fundamentally behind the rest of the world. And so we've worked closely with the FAA over the last four years. The neat thing is today Zipline operates three distribution centers in the US. That's expanding dramatically this year and next year. So the good news is although the US has been a bit of a fast follower here, the US isn't falling far behind. And if you live in some of the cities that we serve today, homes are already receiving deliveries day in and day out via this autonomous delivery service. I think it reminds me sometimes when people talk about science fiction they say the future is here, it's just not evenly distributed. I think that a lot of people who hear about this sort of thing say, oh well, it must not be working because it isn't serving me in San Francisco or in Manhattan. And the reality is it's almost twofold. One is, well, it didn't start in the US, it started in rural parts of developing economies. And two, now that it's coming to the US, it's starting in places like Bentonville, not San Francisco. SPEAKER_04: Obviously Amazon sort of famously, Jeff Bezos went on 60 Minutes a couple years ago to talk about this idea, this dream of delivering packages via drones. And he makes this point too, which is that a huge percent, 80, 85% of their deliveries are under five pounds, which is great for a drone to be able to deliver by parachute to somebody's home. But that still hasn't happened. It's been a tough nut to crack. Why do you think so? Why do you think that that's the case? SPEAKER_06: I think like a lot of fundamentally new and disruptive technology, the idea is easy and the execution is hard. I think we always knew, I mean, Zipline, we were a much smaller team. We were not the best funded team. These big companies had been investing billions of dollars in drone delivery trying to make it work. And we never even necessarily thought of ourselves as the smartest team, but we were definitely by far the most practical. That was in our DNA. We were practical problem solvers. We were willing to go anywhere in the world where we could scale a service, where we could get regulatory permission and where we could operate a service that would have a fundamentally positive impact in the world, where it could save a lot of lives. But I would point out, I mean, the first four years of operating at scale were incredibly painful. The technology was way harder than when we realized. I think a fundamental realization was that we were very obsessed with building a good vehicle, building a good drone. It turns out the drone is 15% of the complexity of the problem. There is so much auxiliary software and systems that have to be built around it because none of our customers care about drones. All our customers care about is teleportation. They want something to go from point A to point B fast enough to save someone's life or create a really big economic opportunity. And there's a lot of software and systems that have to be built in the background, whether that's, you know, communications architecture or data logging or air traffic control software, or even just the software that we use to run our little mini fulfillment centers. Customer ordering interfaces, all of this had to be built out. And I think it's a little easy probably to look at the problem and discount how challenging it is to build essentially that whole new kind of logistics system from scratch. And so that's what was really hard about the first four or five years of operation for Zipline. But luckily we weren't sitting in an ivory tower. We weren't just working, you know, doing research and development in a fancy lab trying to build the perfect version of the product. We assumed that the first version of the product we built wasn't going to be very good. And that assumption was correct. And the team had to spend four years desperately iterating and working nights and weekends in order to improve the product over time. So hopefully that gives other small groups of nerds without a lot of money and a lot of resources some hope. Because the reality is if you think that these big ultra wealthy technology corporations are going to build the thing, I mean, had we been worried about what they were doing, we never would have started Zipline. And so I really think it shows money is not the rate limiting factor with these kinds of new technologies. I actually think that practical problem solving, unfanciness, and willingness to ship product quickly and learn from customers is actually the rate limiting factor. SPEAKER_04: So tell me about this new drone. I mean, it basically is also an electric drone, but it has like a rover drone inside that then is sent off to complete the delivery? SPEAKER_06: We sort of build on everything that we've perfected over the last seven years with regard to our enterprise service, which sometimes we call internally platform one. The next generation product, we knew that we needed to be able to deliver with dinner plate level accuracy and deliver silently to a home. That's really what we think is required to unlock automated delivery for homes across the world. SPEAKER_04: Dinner plate accuracy means it could land on a dinner plate? Yeah, it means like if you give us a dinner plate, we can deliver a package onto that SPEAKER_06: dinner plate every single time. Gotcha. We can deliver to a front doorstep. It means we can deliver to a table on the side of your house. We can deliver to a driveway. For apartment buildings, we can either deliver to a little shared space right out the front door, or we can even for apartments that have roof access, we can deliver onto the roof. But we know we need to be hyper precise, and we think that their sound is incredibly important when it comes to these kinds of systems. I mean, anybody who's heard a drone knows it sounds incredibly annoying. We think it's going to be important for this overall delivery experience to be essentially silent for you as well as for your neighbors when we're making a delivery. We've invested a huge amount of time, effort, money in designing new kinds of hardware that essentially enable that kind of a delivery experience that will be very magical for someone ordering something at home. SPEAKER_04: I know you've partnered with Walmart, for example. Let's just talk about Walmart for a moment. I mean, tell me what that could mean in, I don't know, let's say 10 years from now. I mean, Walmart or Amazon or whatever, I mean, a lot of those things are coming to us via trucks. And many of those trucks are electric, and there are many companies, as you know, some who we featured on the show, who are developing autonomous technology to essentially develop these autonomous electric delivery vehicles that will efficiently make their way through the streets of our cities and towns. But in 10 years from now, is there a world where there are Walmart distribution fulfillment centers that are just like sending your drones out to make deliveries every 30 seconds? SPEAKER_06: Yeah. I mean, the funny thing is, again, even with that question, that's already happening in the US in certain towns. To even give a little more context to your question, one of the most interesting things we've found is that a lot of the earliest customers that we work with are already kind of going on this journey. So if you look at Rwanda, for example, we started by delivering just blood, then we expanded to deliver essentially all medical products to every hospital and health facility in the country. And then the government immediately started saying, okay, what about our other national priorities? What about agriculture and agricultural productivity? Can you deliver animal healthcare products? Can you deliver artificial insemination for cattle? It's like, okay, we'll do that. So now Zipline does deliver a lot of agricultural products. And it was like, can we do childhood malnutrition products? Now we do that. And it's like, okay, what about economic growth? Can we start delivering e-commerce products? Can we build a new national postal service on top of the system? Now Zipline's in the process of doing that. And so similarly in the US, a lot of our early customers in the US were big healthcare systems like Intermountain or MultiCare. But as we've grown, folks like Walmart have looked at the technology and said, hey, this is going to be really, really strategic. Having the ability to build a magical portal in the wall of any store where we can now just pass products through the magical portal and teleport them directly to a home in a way that is 10 times as fast, half the cost, and zero emission compared to how instant delivery works today is pretty strategic. And so we launched with them about a year and a half ago. And interestingly for the homes that Zipline serves day in and day out, I mean, the service went from being like sci-fi to totally boring in about seven days. So it turns out people really love teleportation and once they have access to it, they use it a lot. And so I think that the question of how long is it going to take to expand from the thousands of homes that are served today to the hundreds of millions of homes that we ultimately need to serve, I think that that process will probably take something like five years. SPEAKER_04: Yeah, it's amazing. Well hopefully it'll come sooner rather than later because I look forward to just clicking a button and watching a drone drop my lunch or my salad or my burger off on my dinner plate. SPEAKER_06: Or something that if your kid's sick in the middle of the night, you need something, something can be delivered in five minutes to your front doorstep. And keep in mind, we've seen this massive acceleration of instant delivery. It's clear that the demand is there, right? During the pandemic, a lot of these instant delivery companies grew by an order of magnitude, but using three to 4,000 pound gas combustion vehicles to deliver something that weighs five pounds is really bad for the planet. So we think that we kind of convinced ourselves that we were innovating while in fact we were using technology that's like a hundred years old, which is a human driving a car. And the reality is new kinds of technology can solve these problems in ways that are good for the planet, 10 times as fast, less expensive and a way better customer experience to boot. SPEAKER_06: Keller, thank you so much. Of course. SPEAKER_04: Thanks for having me. That's Keller Renato Clifton, co-founder and CEO of Zipline. Hey, thanks so much for listening to the show this week. Please make sure to click the follow button on your podcast app so you never miss a new episode of the show and it's totally free. This episode was produced by Carla Estevez with editing by John Isabella. Our music was composed by Ramtin Arablui. Our audio engineer was Josh Newell. Our production team at How I Built This includes Alex Chung, Chris Messini, Elaine Coates, J.C. Howard, Liz Metzger, Sam Paulson and Kerry Thompson. Neva Grant is our supervising editor. Beth Donovan is our executive producer. I'm Guy Raz and you've been listening to How I Built This. Hey, Prime members. You can listen to How I Built This early and ad-free on Amazon Music. Download the Amazon Music app today or you can listen early and ad-free with Wondery Plus in Apple Podcasts. If you want to show your support for our show, be sure to get your How I Built This merch and gear at WonderyShop.com. Before you go, tell us about yourself by completing a short survey at Wondery.com slash survey. Hey, it's Guy here. And while we're on a little break, I want to tell you about a recent episode of How I Built This Lab that we released. It's about the company TerraCycle and how they're working to make recycling and waste reduction more accessible. The founder, Tom Zaki, originally launched TerraCycle as a worm poop fertilizer company. He did this from his college dorm room. Basically, the worms would eat trash and then they would turn it into plant fertilizer. Now, his company has since pivoted from that and they recycle everything from shampoo bottles and makeup containers to snack wrappers and even cigarette butts. And in the episode, you'll hear Tom talk about his new initiative to develop packaging that is actually reusable in hopes of phasing out single-use products entirely and making recycling and TerraCycle obsolete. You can hear this episode by following How I Built This and scrolling back a little bit to the episode, Making Garbage Useful with Tom Zaki of TerraCycle, or by searching TerraCycle, that's T-E-R-R-A-C-Y-C-L-E, wherever you listen to podcasts.