"This is going to be a privacy nightmare for this company. I think this would be banned in most places," says CNN's John Sutter. "I couldn't tell from the video, but i think that would check out, that he may be wrote this in english." The wearable device projects on to your hand with an inner face. It sinks with the pat so if you want to know what yu mane is, it's a wearable device that life casts and answers questions for you....