Well, as I said, they don't really seem here to be pushing in the direction of mass use of the self-checkout areas, not with turning away people with loaded carts. In fact, I don't even think it's a viable solution for mass purchases. When you consider the hangups from mis-labeled and non-labeled items, alcohol and the general slowness of individual shoppers in scanning items, I think it will continue to be more economical for them to funnel large purchases through conventional aisles. Ordering, however, is a totally different question. That's a real money-maker for the store...