Maybe Amazon should use some of their billions of revenue dollars to provide warehouse employees a living wage with humane work conditions rather than fritter money away on pipe dreams. And you know the kind of pipe I am talking about.
Frankly, if this was such a good idea UPS, FedEx maybe even some post offices around the world would be working on it.
Another version of this...idea...included flying blimps. And, of course using little drone thingys to buzz around dropping packages onto the targeted masses when they aren't crashing into innocent pedestrians.
Biting the hand that feeds IT
