OnePlus takes its invisible camera phone on a world tour

While OnePlus didn’t have a new model to show us at CES in early January, it did build a concept phone. One that rocks a sleek and stylish design with a leather back and an electrochromic glass cover for the cameras.

A what, now?
The electrochromic glass stays while the phone’s camera is not in use. But once you open the camera app, the glass receives an ...