> there is no need to wait in to collect them. Fast, asynchronous delivery is part of the puzzle. Waiting around for amazon deliveries is a pain; but for low-v

> there is no need to wait in to collect them. Fast, asynchronous delivery is part of the puzzle. Waiting around for amazon deliveries is a pain; but for low-value groceries, the risk of theft isn't as serious. It works OK for newspaper deliveries, and when I was a kid we had milk deliveries left outside the door with no problems (yes, horse-drawn).