One analyst told the BBC the military might ultimately wish to equip soldiers with a range of these pencils to provide a portable test kit for a range of harmful gases.

BBC: MIT pencil 'draws' gas sensors onto paper

One electronics manufacturer, for example, used his crew to test-market new packaging for a portable CD player.

CNN: ASIANOW - TIME Asia

From the pictures, it looks like their hardware is still too big to fit in portable electronics (pictured at right, one of their Bluetooth modules), but that might just be for test purposes.

ENGADGET: A First Step Towards Bluetooth Stereo Headphones