Have they ever said that these stores would be 100% free of staff? Someone has to stock the shelves and prepare the food. Maybe they'll offer produce in indivi

Have they ever said that these stores would be 100% free of staff? Someone has to stock the shelves and prepare the food. Maybe they'll offer produce in individually wrapped portions, or a tiny Kiva robot will bring it to you, or a robot arm, or edible NFC tags... I'm sure they are thinking about it. To just write it off because you thought of a few corner cases is premature IMO.