At the IFA Consumer Electronics show in Berlin last week, a Sony rep told Engadget that 3D gaming would be coming to āallā PS3 games via a firmware update in 2010. Turns out he may have been slightly exaggerating.
http://lastchance.cc/5353052/3d-coming-to-the-ps3-in-2010%3C/a%3E%3C/p%3E
Now that sounds a lot more plausible.
Sony hedges on plans for PS3 update to enable 3D gaming on old titles [Engadget]