Most of the P&S regulars probably qualify, though the grand prize I think goes to
BADecker, who has made over 250 posts since the beginning of the year, and about 5k posts last year, most if not all of which are conspiracy-theoretical nonsense.
I agree that he is prolific and he is detached from reality, but his posts are very readable. I would say that 2 out of 3 makes him a runner-up, along with his arch flat-earth rival