Saying that the efficient market hypothesis is false is like saying that the principle of entropy is false because you can heat a pot of water on your stove. The efficient market hypothesis as a long-term, general phenomenon is consistent with short-term, local arbitrage and other examples of information asymmetry in markets.

P.S. The blog from which this submission comes bears the usual signs of hype exceeding performance. The author's firm was established in 2008, which means it

1) doesn't really have a very long-term record,

and

2) what record it does have was established during a recovery from a worldwide financial shock and depression, an atypical period during my lifetime.