Sony has confirmed to Eurogamer that all PlayStation 2 titles that support rumble and are compatible with PS3 will also rumble if you use the new DualShock 3 pad.
During [Register or Login to view links] with the new controller, we noted that PS2 rumble seemed to be disabled. Since then, PS3 firmware 2.0 has quietly introduced support.
The news from Sony adds to [Register or Login to view links] from eager importers who reported success getting rumble out of games like Rez and Katamari Damacy.
PlayStation 3 games that already support the pad include MotorStorm, Resistance: Fall of Man and Ratchet & Clank: Tools of Destruction.
So, another reason to put one on your shopping list, although you might have to wait a while if you opt for an import - the demand, not to mention price, seems pretty high. The official European and US release date for DualShock 3 is spring 2008.