Yeah that's not what he said though. He said one user is putting out that much, confusing it with the top miner on pool.darkcoin.io .
But he said "almost getting half of all daily production =\" which implies that he was talking about a pool.
Yes you are correct, error on my end. Long long day, was looking at other pools that count mh/s and brain farted. Dark goes by kh/s. he's putting out 300mhash