Professional 3D modeler Phil Nolan recently created the sleek Nintendo DS 2 mockup you see above, complete with dual widescreen displays. Click here for first picture in gallery.
For compatibility, you can play original DS games letterboxed. Even new games could retain exactly the same format and keep backward compatibility if you want. The top wide-screen, however, could be used very well in most games. But specially, for media playback[via Gizmodo]