Nokia litter boxer

If i go back to XP from Vista will my tablet pc stop working correctly? - tablet pc features

comes with Vista .. I have 4GB of RAM, but still accidents and slow ... an IBM ThinkPad X61 Tablet PC (highest rating), so I think it's a question of having

but when I return to my beloved XP, I lose the functionality of the Tablet PC?

Vista needs to be greater mistake, because Billy WinME IMO