Microsoft would be insane to kill off all previous games for their PC platform. Backward compatibility (to a point) is pretty much their bread and butter. It has to be (nearly) painless to move forward or nobody will.
Tim Sweeney Q&A, DX10 preview
Miscellaneous Forums/General Discussion/Tim Sweeney Q&A, DX10 previewThe forum is locked. These are the original blitzbasic.com forums, kept so they can still be read. No new topics, replies or edits can be made here. To join in, head over to the Blitz3D+ forums.