Re: Stylus. I've installed R3BORN twice (with hard resets after) and for whatever reason the screen sensitivity was set way low (causing the stylus to mostly not work). No huge deal, I just fixed the registry settings and soft reset. Thought it was worth mentioning, though.
Two registry settings to change, just search the TP Essentials post for "sensitivity":
http://forum.ppcgeeks.com/showthread.php?t=42730