the only thing about them that i would consider an advantage is that you don't really need to sit down to use one.
other than that, there's nothing really
typing is likely faster than writing for most people, it is for me anyway
http://www.fallingleafsystems.com/
dx10 in xp
may or may not work but it is a WIP and therefore will improve
hint: there is no reason at all to use vista anymore