Since you have the screen shot, I'm assuming you are the one who ratted him out???
First of all that shouldn't be a permaban. Sure Jack was flaming there, but no worse than many flames I've seen by Clown trolls around here. He's got a long track record, he isn't some newbie coming in and just flaming away.
JD if you are reading this, reconsider his ban, and just make it temporary, he isn't a racist, he just was flaming back at the Clown trolls.
Agree with you Deano. The mole has been identified.