A conceptual E-Paper Slap Bracelet. It's an MP4 player in which the entire surface acts as a thin, high contrast and energy efficient screen. As an added bonus it needs no charging -- it's powered by the kinetic energy produced by moving your arm.E-Paper Slap Bracelet: Not As Dangerous As Its Predecessor, Which Was Really Dangerous - Geekologie
Slick, very slick.
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