Small enough to hang on your wall, the Opto-Isolator "responds to the gaze of whoever's staring at it with a series of 'psychosocial eye-contact behaviors' like looking the viewer directly in the eye." Video after the break.
..studying the viewers face, looking away coyly if it's stared at for too long and even blinking exactly one second after you do[via OhGizmo]
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