Existing prototype already in 1991 with copy/paste between a paper document and a computer! http://www.dailymotion.com/video/x1qyhu pic.twitter.com/nxed5zgHNT
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Existing prototype already in 1991 with copy/paste between a paper document and a computer! http://www.dailymotion.com/video/x1qyhu pic.twitter.com/nxed5zgHNT
You can't use your hand when it's projected on the wall.
android 4.0 
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