The artists, not the programmers.

i don't believe that. I full expect a Super SF 6 in a couple of years with all the DLC characters.

UWP apps tend to have a lot of overhead compared to regular Win32 apps in my experience on low end machines.

That still makes no sense since the Dreamcast supported DirectX and not OpenGL.

That makes no sense. Microsoft was a Sega partner during the Dreamcast era and didn't enter the console market until after Sega had quit.