What if Sega Were Still Rivalling Nintendo?

[pbroy]

Puppyroach said:

SEGA should have gone into business with MS. With MS´s marketing abilities and SEGA´s vision, they would have been unstoppable together.

They did. Dreamcast used WinCE.

http://www.microsoft.com/en-us/news/press/1998/may98/segagmpr.aspx

Dreamcast failed because it was pirate heaven.