PS3: CFW Evilnat 4.89.2 Beta released - Wololo.net
Sony Pushes PS3 Firmware 3.56 update
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
Geohot releases PS3 jailbreak for firmware 3.55, world ceases to have any meaning | Engadget
PS3: CFW Evilnat 4.89.3 released - Wololo.net
Jailbreak PS3 Firmware 3.55 With PSN Support Released By Geohot, Download Now!! [Guide]
Connect PS3 to PSN on Custom Firmware 3.55 Kmeaw | Redmond Pie
PS3 gets Firmware 3.55, adds nothing | VG247
PS3 firmware update 3.55 released, does nothing for you – Destructoid
How to install PlayStation 3 custom firmware, run homebrew - AfterDawn
How To: Install kmeaw's 3.55 CFW [PS3] - YouTube
How To: Install Geohot PS3 3.55 Custom Firmware - YouTube