The tablet bill gates is talking about is the tablet pc, and I think the tablet pc editions of XP were shipping in 2001/2.<p>Something like this: <a href="http://shop.lenovo.com/us/notebooks/thinkpad/x-series-tablet" rel="nofollow">http://shop.lenovo.com/us/notebooks/thinkpad/x-series-tablet</a><p>Ink is microsoft's handwriting recognition software.