Yes, I was doing the typical constrained thinking of trying to apply new technology to an existing format.
What you're essentially describing is a motorised set of po boxes. Which would work brilliantly. For pizza delivery it's a motorised warmer oven with multiple components, probably looking a lot like those little motorised droids that are always zipping around the ankles of actors in Star Wars films.
What you're essentially describing is a motorised set of po boxes. Which would work brilliantly. For pizza delivery it's a motorised warmer oven with multiple components, probably looking a lot like those little motorised droids that are always zipping around the ankles of actors in Star Wars films.