Does no one else consider the idea of this horribly decadent? They give as an example, ordering a delivery pizza for you, which is already a decadent activity and something you can accomplish with a single phone call anyway. Maybe for the rich high-flying silicon valley types, your time and brain space is so valuable that this service makes sense. But if that is the case maybe you should re-examine your lives.
This isn't interesting because of pizzas. This is interesting because of the potential to centralize and offload all decisions of a certain type. It's like a pay-per-use secretary. What I do find.. "decadent"... is people like you, judging masses of other people on the basis of what they find interesting or useful. Especially when you can't see past the low hanging fruit and aren't able to grasp any potential a servi…
If you perceive your time to be so valuable that you can't bear the five minutes it takes to order a pizza online or by phone, you probably should re-examine that valuation.
Especially when five minutes ordering exactly what you want directly from your preferred supplier is replaced by a fifteen minute exchange with a stranger who has to interprets vague inputs, has misaligned incentives, doesn't know any of your preferences beyond those you expressly state, etc. all of which you then pay a premium for...