In the classic formulation, a “shopkeeper” is not only an expert in the product, but also in matching product to people. Someone can come in and say “I played G

In the classic formulation, a “shopkeeper” is not only an expert in the product, but also in matching product to people. Someone can come in and say “I played Grim Fandango and Monkey Island when I was a kid and I want something like that for my kid but with modern graphics” and they can say “Have you tried Machinarium?” But this cant exist without some business model for the shopkeeper.