>It's much faster. It depends on the store. At the grocery store a few miles away, I can scan an item and immediately put it in a bag. At the grocery store clo

>It's much faster. It depends on the store. At the grocery store a few miles away, I can scan an item and immediately put it in a bag. At the grocery store closest to me, you scan the item and place it on a belt, which takes it to the end of the counter. You bag everything at the end. By contrast, at that store, a cashier can scan an item an place it directly in a bag.