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Could you give me some smaller notes? <a href=" http://blog.cilek.com/etiket/genc/ ">lovegra online shop</a>  Ultrahaptics uses an array of tiny speakers – called ‘ultrasonictransducers’ – which use waves of ultrasound to create vibrations that can befelt at quite precise points in mid-air. And now engineers at the BristolInteraction and Graphics group have found a way to beam the signals through ascreen, creating an invisible layer of vibrations above it and allowing it tobe used as a computer interface.
Shelby 2018-11-04 22:10:45

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