Sony throws all its mobile eggs into the camera basket with new Xperia XZ flagship

Sony’s move to metal-back phones in 2016 reaches its culmination today with the launch of the company’s new flagship phone, the camera-centric Xperia XZ. As the name suggests, it’s a splicing of this year’s Xperia X design with the previous flagship Z series, which was highlighted by a very good 23-megapixel camera. That imaging sensor reprises its starring role at the heart of the XZ’s camera system, but it’s now allied to a laser autofocus and an RGBC infrar