From Channel 9:
"Peter Loforte, general manager of the Tablet PC team, shows us what is cool about the upcoming Windows XP Tablet PC Edition 2005 software update (code-named "Lone Star.")
This is a free update and will automatically come with the upcoming Windows XP Service Pack 2."
Channel 9 is a new community based site organised by 5 Microsoft employees that are dedicated to making great videos about upcoming technologies from Microsoft. If you like this video check out the rest of the site for other cool videos.
News source: Channel 9