Maybe just me, but I think the missing TAB key on the keyboard blows. I like the TP1's layout better. The TP2's may be easier to use for people w/ large fingers, but I prefer having the extra keys on the TP1.
FYI, you can see higher-resolution pics of the TP2 in bigchico67's post:
http://forum.ppcgeeks.com/showthread.php?t=69155