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GS4
Samsung
eye-tracking

Look, no hands! Galaxy S 4 may track your eyes

if you want to select something using TobII REX, you simply stare at it and tap a pre-designated button on your keyboard.
Tobii
ces-2013

Peep this! Eye-tracking capabilities could be added to nearly any computer

Pong glasses
Imperial College London
eye-tracking

$30 glasses let your eyes play 'Pong' ... and more

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