Do not update your PS3, latest firmware bricking systems – Destructoid
PS3 UPDATE USB FLASH DRIVE PLUG IN LATEST Official Sony FIRMWARE FW OFW | eBay
Wololo on Twitter: "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
PS3 Update to System Software 4.89: Here's a Full Guide for You
PlayStation 3 - Wikipedia
PS3 firmware update v3.70 adds auto-save cloud storage for subscribers, updates XMB and 3D support | Engadget