Tesco in the UK literally has this but only for staff. If you work for Tesco you can access any shop, view a map, view where stock is on a shelf, check stock numbers and expected delivery and all that stuff.
Things that would absolutely be an amazing QOL improvement for any shopper. But they won't let you have it because they WANT you to bumble your way around a shop. They don't want you to know where things are. That's why they move shelves around seemingly at random.
Things that would absolutely be an amazing QOL improvement for any shopper. But they won't let you have it because they WANT you to bumble your way around a shop. They don't want you to know where things are. That's why they move shelves around seemingly at random.