Amazon's 3D Phone Apparently Uses Four Cameras to Track Your Face

Earlier this year, the WSJ reported that Amazon was working on a 3D phone that no one really wants. Now TechCrunch reveals what's behind the 3D tech and it's not actual 3D. It's four front-facing cameras at each corner of the device that can track eye and head movements to make the phone's screen look 3D. » 10/02/13 10:23pm 10/02/13 10:23pm