We all know that Singapore swears by swipe method as the best biometric technology device for payments across the country but now what about the U.S.? Did you know that three stores of Cub Foods' in the Madison area had got fingerprint scanners installed? Well, what happens then for shoppers is that you just don’t have to do anything to pay but swipe your finger and the payment is made. So when you next go ahead to visit Cub Foods, do see how well this finger scan works for enthusiastic shoppers.