Got all this for 90CAD. It's on version 4.81. My FAT PS3 is on 4.84 REBUG. FAT PS3 won't let me sign into PSN until I update...does another CFW exist or should
How to install PlayStation 3 custom firmware, run homebrew - AfterDawn
PS3 Custom Firmware 4.78 Rebug REX/D-REX has been released - Wololo.net
PS3 Custom Firmware
GUIDE: PS3 4.82 CFW Installation for Dummies | GBAtemp.net - The Independent Video Game Community
How To Jailbreak Your PS3 On 4.89 With NEW CFW! - YouTube