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No, PK Gaming, it just is from 28 Weeks Later Mafia, in which IPL was faking the posting restriction of acting like a pedophile. It fit well with the running joke about IPL, so I put it in my sig.
What a horribly, painfully bad name change. "Natural Log" sounds like a poor attempt at bathroom humor. "lol hey guys, sorry I was gone so long, I just produced a Natural Log!"