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At the Computer Human Interaction conference in B.C. this week, a team from Texas A&M University unveiled a touch screen technology they’ve been incubating for a couple of years that isn’t really a screen at all. ZeroTouch, as the project is known, is more like an empty picture frame lined with LEDs and filled with criss-crossing beams of infrared light. Like a mashup of traditional 2-D touch interface with the 3-D applications of, say, Microsoft’s Kinect, its applications are many.
