Chance of being a troll is high: Recently registered, nearly all posts in one thread, irrationally argumentative from very early in the posting history.
Indeed. Recently registered. Doesn't bother with a proper username. Dived straight into a contentious thread in a contentious manner. Only posts in that thread - apart from token post in the picture association thread, oddly another magnet for trolls.
Chance of being a troll is high: Recently registered, nearly all posts in one thread, irrationally argumentative from very early in the posting history.
Don't feed the trolls.