It's way nicer than self-checkout in my opinion. A big one is there's never any line -- you just get your stuff and walk-out. Here in SF, lots of store frequent

It's way nicer than self-checkout in my opinion. A big one is there's never any line -- you just get your stuff and walk-out. Here in SF, lots of store frequently have long lines. I can't wait until full supermarkets have this.