It is both a running joke as well as a tradition within the programming and gaming communities that a computer is really only a computer if it can run Doom. The first one, mind you. Well, now you can probably consider the fancy new Touch Bar introduced in the late 2016 MacBook Pros to be computers in their own right. Because, yes, someone has gotten Doom to run on that Touch Bar. No, not use the Touch Bar for controls but actually run on the Touch Bar, display and all.