ravidew writes: "Three students at Berkeley Sensor and Actuator Center, University of California, have built a motion-sensing glove that can transmit hand gestures to a PC. Within 3 years they hope to build sensors that are no bigger than 1mm and can be glued to each fingernail. Now you can really tell Windows what you think ..." While you're at the Sensor and Actuator Center, check out Kris Pister's smart dust.
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