Apparently evilnats unofficial Rebug 4.84.3 Cobra 8.3 with xai plugins has been already released I had came across it using this link : r/ps3homebrew
8.3 Cobra And Rebug 4.84.2 REX · Issue #3 · Evilnat/Cobra-PS3 · GitHub
Jailbroken Ps3 ONLINE READY Rebug 4.84.2 DEX CFW for Sale in Dinuba, CA - OfferUp
Rebug Cfw 4.84 Out Now For Ps3 - YouTube
PlayStation 3 News: Rebug 4.86.1 LITE released and PS3HEN updated with FW 4.86 support - Great stuff for both CFW and noCFW users on the latest firmware! - Wololo.net
PS3 - Loading MAMBA as Kernel plugin with REBUG 4.84.2 | PSX-Place
Jailbroken Ps3 ONLINE READY Rebug 4.84.2 DEX CFW for Sale in Dinuba, CA - OfferUp
Got all this for 90CAD. It's on version 4.81. My FAT PS3 is on 4.84 REBUG. FAT PS3 won't let me sign into PSN until I update...does another CFW exist or should
PS3 - Loading MAMBA as Kernel plugin with REBUG 4.84.2 | PSX-Place
PS3 - CFW 4.84.2 Rebug Really big Problem for me | PSX-Place
How To Install/Update To Rebug 4.85.1 Lite CFW For Your Jailbroken PS3! # REBUG #PS3Jailbreak - YouTube
MaxXout Gadget Shop - ANNOUNCEMENT: PLEASE READ! SERVICE: PS3 4.84 JAILBREAK & PS3xploit Han 4.84 HFW (Hybrid Firmware) (Semi-Jailbreak) For PS3 4.84 cfw JAILBREAK: -ALL PS3 Fat consoles on or below 4.84