Smartphone-Style Touch Sensing On an 82-Inch Screen

An anonymous reader writes "Those giant touch screens used by CNN anchors look slick, but have to be several feet thick to make room for the cameras that track the touches. Perceptive Pixel, which makes the screens, has now figured out a way to use capacitive touch (like on an iPhone or tablet screen) at a larger scale, and says giant touch panels with 82-inch screens but just six inches deep will appeal to many businesses."