Who is demanding 15-minute grocery delivery? That's not how people buy groceries. People are accustomed to building up a list over the course of a week and going to the store to buy it on the weekend. This is just not a need anyone has.
People have been trying to do this since 1999 with kozmo.com and it's just not worthwhile to pay a human being to hand deliver low value items.
People have been trying to do this since 1999 with kozmo.com and it's just not worthwhile to pay a human being to hand deliver low value items.