actually.....i've pretty much memorized the essential keys not only because of using maya but because they are very similar to the gaming keys (w a s d) and its like I pretty much have them down lol.
However I do occasionally make mistakes lol
Plu....more desktop space in general. So I can have book on the table instead of battling it out wiht the keyboard for room lol

oh and I have a big mouse pad b/c i use low sensitivity and it helps