Sony PlayStation 3 Software Update Official PS3 System Updates USB Drive | eBay
So there's a new update guys... wonder what's different : r/PS3
Sony PlayStation 3 Firmware 4.88 Download | TechSpot
PS3 System Update 4.80 Now Available To Download | Attack of the Fanboy
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 firmware 1.80 to upscale your old games and DVDs [update]