Walmart Developing Facial Recognition System That Identifies Unhappy Customers

Walmart is embracing technology as it competes with Amazon. The company is reportedly developing a facial recognition system that identifies whether a customer is unhappy, according to a patent filed by Walmart. The patent application published this year shows the retailer is developing a facial recognition system that identifies a customer's dissatisfaction. The Wall Street Journal first reported the patent on Wednesday. Read: Amazon Could Launch Stand-Alone Messaging App'Anytime,' Here Are The Possible Features Included "It is easier to retain existing customers than acquire new ones through advertising," Walmart explained in the patent filed in 2012.