"Grant Robertson" <BOGUS@BOGUS.com> wrote in message
news:Ok8yOTeQEHA.3708@TK2MSFTNGP10.phx.gbl...
> I couldn't tell you, for sure. Maybe somebody else here does know. Keep
> in mind that any certification process of this magnitude is going to be
> expensive. Not just with the payments to the certifying body. But
> primarily with the research and development it takes to get to the point
> where you are certifiable.

I understand there are some hardware requirements for Tablet XP, involving
special buttons being present. One could imagine such a thing slowing the
ability of some companies to contract for hardware production, but it should
not stop companies such as Sony:
http://www.engadget.com/entry/4351469713524447/