In other recognition news, see Facebook will no longer scan user faces by default | The Verge
"Stephanie Hare, a technology ethics researcher, told the Post that the company probably decided to give customers the option to pay with their hands instead of their face, because it would feel less like a mugshot. She warns, however, that it might not be wise to give a company your biometric data and risk being a data theft victim, especially now that there are "a couple of nation states that are really good at stealing data..."Amazon may launch a hand recognition payment system for Whole Foods | Engadget
The Post says Amazon is hoping to roll the technology out to a handful of Whole Foods stores by the beginning of next year. It has no specific locations in mind for the launch, but it's planning to make the system available at all the supermarket's US locations. For now, Amazon is apparently refining the technology so it can bump its accuracy up from within one ten-thousandth of 1 percent to a millionth of 1 percent before launch."