NOT your typical user interface kudos, but, i'll just say "cool."
http://www.engadget.com/entry/1234000740050460/
i'm not even sure how this works..but it would be so useful if these keys could be programmed to change and display context sensitive controls based on application, application state, or even collabortive options delivered by others! Anyway you slice it, IMHO, cool. Of course, i am not a touch typist. ; )