I also believe that Direktx10 would exclude some customers who are still running non-vista systems.

In my opinion, Number 10 is far too much overestimated. I can see practically no real reason to use it - from a consumer's point of view.

When you find a big kettle of crazy, it's best not to stir it.
--Dilbert cartoon

"Interplay.some zombiefied unlife thing going on there" - skavenhorde at RPGWatch