You can see more of Zipline drones in action in this video [0]. In particular the blood and medical supply delivery operation in Rowanda (at about 2:10) is very impressive. Not just a tech demo, this is modern drones in daily operation.<p>[0] <a href="https://www.youtube.com/watch?v=DOWDNBu9DkU">https://www.youtube.com/watch?v=DOWDNBu9DkU</a>