Eyes Write: Typing Without a Keyboard Just Got Faster and Easier
From: Nature

New software could allow computer users with disabilities or busy hands to
write nearly twice as fast, more accurately, and more comfortably than
before. The software could also speed up writing on Palmtops, its developers
say. An eye-tracking device lets users select letters from a screen.  

Read the full story at:
http://www.nature.com/nsu/020819/020819-5.html