At Wegmans you weigh the produce & print the labels in the produce department, before you ever get to the checkouts. At checkout you scan the barcode that got p

At Wegmans you weigh the produce & print the labels in the produce department, before you ever get to the checkouts. At checkout you scan the barcode that got printed. Fast, efficient, and painless. Of course that's one regional grocery chain, and typically a more "high end" one than Walmart. But that furthers the point, self checkout can be nice, it just depends on the implementation.