MIT researcher David Merrill has developed Siftables, which essentially “takes all the best parts of the Optimus keyboard (namely, the programmable OLED keys) and frees them into their own individual units.” Video after the break. Click here for first picture in gallery.
Each Siftable unit also contains short range infrared communicators, a 3-axis accelerometer, Bluetooth radio, flash memory, an integrated processor, a lithium polymer battery, some haptic hardware, and what look to be USB expansion ports