I purchased a PS3 backward compatible from ebay for a good price and I'm impressed how clean it is. However... It's still on firmware 2.50. Should I update the firmware? : r/PS3
PS3 UPDATE INSTALL USB FLASH DRIVE PLUG IN LATEST OFFICIAL SONY FIRMWARE FW OFW | eBay
Sony to release a new PS3 firmware update this week to fix bricked 4.45 consoles | Stevivor
PS3 Firmware 3.21 To Disable "Install Other OS" Feature - Siliconera
Amazon.com: Sony Playstation 3 160GB System : Video Games
PlayStation 3 Firmware 2.60 Revealed | WIRED
PS3 Archives - Wololo.net
Sony PlayStation 3 Software Update Official System Updates USB Drive PS3 | eBay