Yeah, that's where the fun algorithms trying to predict reliability from the set of products you're buying comes in... It's getting rarer, though. The cost dif

Yeah, that's where the fun algorithms trying to predict reliability from the set of products you're buying comes in... It's getting rarer, though. The cost difference is eroding and signing is too slow for supermarket checkout lanes. The tables have also turned and some retailers now earn money from the banks for supplying their customers with cash (i. e. you pay by card and get an extra x00 in cash).