For that matter, there's a difference between a "venial sinner who makes frequent use of the sacraments" and an "unrepentant mortal sinner".
Considering that Impy is PRESENTLY seeking more men to break the sixth commandment with, he can't be making good confessions. It's not a question of judging a person's soul, it's a question of common sense and interpreting public actions.
Oh, and the salacious, filthy things he said on his "porn profile" -- if he confessed that, he'd have to take it down. He obviously hasn't.