Eye-tracking accessory connects to computer[ Mon, 7 Jan 2013 07:00:31 GMT ]Eye-tracking technology. It sounds somewhat creepy initially, but it has plenty of incredible applications. At CES, a company showed off an accessory, Tobii REX, that connects to a computer via USB and is attached to the bottom of a display. It gives your computer the ability to track and interpret your gaze after a quick one-time calibration.
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