With shoplifting a serious concern, and given the declining cost of security equipment, it's no surprise that grocery stores in California are rolling out facial recognition technology to identify known thieves when they step through the door. Software-backed cameras that match people's faces to their names are increasingly ubiquitous at airports, stores, and on the street, spelling the potential end to anonymity in public places. The end, that is, unless people take advantage of gear and tactics designed to confuse facial recognition tech.
