Yeah, this is what I was thinking too. If there was a theory by which you could predict the outcome of the market, the mere presence of such a theory would affe

Yeah, this is what I was thinking too. If there was a theory by which you could predict the outcome of the market, the mere presence of such a theory would affect the market such that the theory no longer applied. Sort of a Heisenberg Uncertainty Principle of Economics, but worse. ;-)