You are forgetting the time for developers to adopt it, DX8- games were still released up to at least 2006. And no, you cannot fully emulate all of these early

You are forgetting the time for developers to adopt it, DX8- games were still released up to at least 2006. And no, you cannot fully emulate all of these early 3D games, some of them will still crawl in software. Finally, how do you port a game you do not have the source code for ?