Latest PS3 Firmware 4.84 now hacked thanks to "hybrid firmware" release - Wololo.net
EP 1) Full PS3 4.82 - 4.89 Jailbreak Tutorial - YouTube
PS3 News: multiMAN 4.85 released coming with support for CFW 4.83 to 4.85 - First update to this highly popular backup manager since the release of FW 4.82! - Wololo.net