Yeah but stock market isn't zero sum... I can't tell if you're actually arguing don't invest in stock market because some HFT might get higher returns or some i

Yeah but stock market isn't zero sum... I can't tell if you're actually arguing don't invest in stock market because some HFT might get higher returns or some index fund will get .05% (somehow forgetting your 7% or even higher recently annual gains). Or perhaps you're trying to illustrate someone else's (wrong) mindset.