In China, facial recognition is used to buy KFC, board planes, and catch drug users

It works just as one might expect—diners approach a virtual menu, select the item they want to purchase, and then choose “facial scan” as a payment option. Users must input their phone numbers as an extra layer of verification, but the technology still works even if one’s phone is turned off.

A promotional video shows a young female customer scanning her face while donning a wig and appearing with friends, to tout that the technology can recognize an individual even if they are disguised or in a group…