-their conveyor belt is far longer than most stores. You should be able to get your entire cart worth of groceries on the conveyor at once. This minimizes the s

-their conveyor belt is far longer than most stores. You should be able to get your entire cart worth of groceries on the conveyor at once. This minimizes the slowness of people handing one item at a time to the next checker. As others have pointed out, this isn't particularly innovative: this is the norm in large European supermarkets, regardless of brand.