I found some interest news regarding PS3 being hacked using a USB dongle and a software modification making retail PS3's into a debug ps3 like being used in demo arcades. by it u can install full games on your hard drive without the use of blue ray disk. what can u say?... heres the link...

Digital Foundry vs. PSJailbreak - Page 1 | DigitalFoundry | Eurogamer.net