Facial recognition technology is used across China for everything from identifying criminals to measuring students’ attention in class. Now, it has debuted a system in its subway that lets you use your face as a ticket. A report from South China Morning Post suggests the subway system in the southern city of Shenzhen has started using facial recognition …

Facial recognition technology is used across China for everything from identifying criminals to measuring students’ attention in class. Now, it has debuted a system in its subway that lets you use your face as a ticket. A report from South China Morning Post suggests the subway system in the southern city of Shenzhen has started using facial recognition …