MagicMouse Puts 3D Control on Your Finger

Put this MagicMouse on your finger, and make your PC's cursor move around as if by some miraculous force. It works with five carefully positioned ultrasonic microphones, picking up signals from the ring and judging its position in 3D space. Move your hand closer or farther away from the screen and you zoom in, or move… » 5/22/07 9:42am 5/22/07 9:42am