The next Xbox could play every Xbox game ever made

The next Xbox, Project Helix, could theoretically have the largest library of any home console. Not only will it play PC games, we now know, courtesy of a leaked memo obtained by The Verge's Tom Warren, that it will run games from every generation of Xbox: the original 2001 Xbox, the 2005 Xbox 360, the 2013 Xbox One, and the 2020 Xbox Series, as well as any new Helix titles. We already knew that Microsoft was bringing a limited sample of original Xbox games to PC, and we already knew it was…