© Provided by Engadget As easy as it is to make purchases in the era of tap-to-pay services , it's about to get easier still. Alipay (which handles purchases for Chinese shopping giant Alibaba) has launched what it says is the first payment system that uses facial recognition to complete the sale. If you visit one of KFC's KPRO restaurants in Hangzhou, China, you can pay for your panini or salad by smiling at a camera-equipped kiosk -- you need to verify the purchase on your phone, but you don't have to punch in digits or bring your phone up to an NFC reader. The system (Smile to Pay) is purportedly resistant to spoofing with photos and other tricks. It relies on both depth-sensing cameras and a "likeness detection algorithm" to make sure it's really you. Reportedly, the technology is good enough that it can accurately identify people even when they're disguising themselves through makeup or wigs. You shouldn't have to worry about someone buying ...
© The Associated Press En esta imagen del 4 de marzo de 2017, el español Rafael Nadal realiza su servicio durante la final del Abierto Mexicano de Tenis en Acapulco. (AP Foto/Enric Marti, Archivo) ACAPULCO, Mexico — Rafael Nadal's comeback from a hip injury is on hold after the second-ranked Spaniard pulled out of the Mexican Open, saying he needs more time to recover.Nadal was forced to retire during the Australian Open quarterfinals and hasn't played since. He was set to play Feliciano Lopez in his opening match on Wednesday but said he felt pain during his final training session on Tuesday.Nadal said "I think this is less serious than what happened there (in Australia). But there is a risk to make this problem bigger."The former No. 1 still hopes to be fit to play in Indian Wells and Miami next month.Nadal won the Acapulco tournament in 2005 and 2013.