I mentioned this above, but I think you're missing the point. For what you suggest to be worth considering, you have to believe you're something other than an average investor.

But you aren't. That's who he was speaking to and speaking about. Average investors.

Hes not arguing managed makes more money, just that within hedge funds there is variation, where there is no variation within index. The both have the same avg, but wildly different max/min/etc