Plantronics Patents Nod-Powered Bluetooth Headset

One way to increase the potency of Bluetooth headsets as social poison is to wear them while affecting strange, inexplicable and constant head movement. With Plantronics' new movement-charged headset design, that may become a necessity. The device relies on a small flywheel that, when rotated in a magnetic field,… » 10/01/08 7:20am 10/01/08 7:20am