I still don't get the foray into delivery of physical low value products. The cost of delivery is a sufficient portion of the total value of the products so as to make it economically impractical for most cases. And we have the example of Peapod and WebVan which didn't just foretell but proved unless it was for specialized markets, it's a proposal for hemorrhaging money. Even if you get automation and you perfect the…
Shouldn't your conclusion be the opposite? If the cost of delivery is a large proportion of the good, then lowering the cost of delivery will have a larger impact on the economics of selling that good.
Peapod and Webvan didn't lower the cost of delivery because the human salary was still a large component of that cost. It might even have increased the cost for convenience.