CES 2010 - Tunebug pump surround sound through your skull!
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The Shake, from Tunebug, turns any hard surface into a flat panel speaker... but with the Gecko attachment, it can make your crash helmet one big immersive speaker.
An integrated grain of sand sized display projects AR info and images onto your retina.
High end VR headset is sold out worldwide (except Japan). Half-Life: Alyx releases in March.