Source: http://gizmodo.com/you-wont-need-a-pin-when-you-pay-for-everything-with-y-805487185
Imagine a world where your debit card stays in your pocket at all times, and you never have to touch cash. This is a place where you don't have to remember your wallet, or even phone, when you run down to the corner store. It's a future well off in the distance, to be sure, but dozens of companies are taking the first steps to get there.