Sony want new Gran Turismo's to be released on as many platforms as possible, but it's doubtful that they're talking about PCs.
We know that a full PlayStation 3 release of Gran Turismo 5 is coming when Polyphony Digital are finally able to finish the damned thing and we also know that the team are working on a PSP title.
However, SCEA's John Koller is hinting that other platforms might be involved.
Full post on GameZine here...