Probably so, heh.
Alot of people are saying that they are going to start selling PS2 games on the Playstation Store but wow, those are some pretty big downloads. Like God of War 2, it's an 8.5 GB game. Better have a big HDD in the PS3 if all this happens.
PS3 Model - 80 GB/Non PS2-BC
PS3 Version - CECHL01
Modification(s) - Official Firmware 4.00
Purchased - March 27th, 2009
PS2 Model - Slimline/SCPH-77001
PS2 Version - V15
Modification(s) - UlaunchElf 4.42/Free MC Boot 1.8b
Purchased - April 16, 2007