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 Firmware 2.70 Direct Download Link - PlayStation LifeStyle
Surprise! There's a new PS3 firmware update - here's what patch 4.88 does | TheSixthAxis
PS3: Homebrew ENabler 3.0.3_4.88 released for Firmware 4.88 - Wololo.net