PayPal unveils Beacon: a USB stick that powers hands-free checkout (video)

PayPal's offered its Here service since last year to simplify buying items in brick-and-mortar shops, and today they've just unveiled their latest crack at in-person shopping: a USB stick dubbed Beacon. Business owners running a compatible Point of Sale system (Booker, Erply, Leaf, Leapset, Micros, …