PS3 CFW Jailbreak Newbie

Hi guys,

I am really new to all this and came to this super Forum because it was mentioned on some Youtube videos!
I have a PS3 slim 2500A that is on OFW 4.82
I would like to install CFW to enjoy my PS3 to the fullest but I don't know how to start.

I have so many newbie questions like:
Q1.Should I follow a guide on installing CFW on 4.82 and install Rebug 4.81.2 REX 4.82Syscon Thibobo.PUP?

Q2. or should I upgrade to higher firmware (like 4.86 or 4.88) and follow that guide?

Q3. Is it...

PS3 CFW Jailbreak Newbie