PlayStation 3: Sony releases Firmware 4.86 for their 13 year old console - HFW 4.86 released, SEN Enabler updated & PS3HEN to be updated soon due to no kernel changes! - Wololo.net
PS3 System Update 4.87 Is Available Now - YouTube
PS3 Firmware 4.88 released, do not update just yet - Wololo.net
PS3 System Update 4.89, PS Vita System Update 3.74 Disable PSN Account Creation - PlayStation Universe
How to fix your bricked PS3 after firmware 4.46 | Attack of the Fanboy
Update Your PS3 System With The New Firmware Released By Sony - Webmuch
PS3 System Software Update 4.76 Released: More Stability for Sony's Old-Gen Console
So I just booted up my PS3 just now and tried to sign in to PSN, apparently there's a new system update, but I haven't found anything on the web yet on
PS3 System Software 4.89 Update Live, Don't Update Your Firmware! | PSXHAX - PSXHACKS