My comment is an example of why the reasoning below incorrect. My comment does not say "it is impossible to make money by trading stocks/derivatives". > Being

My comment is an example of why the reasoning below incorrect. My comment does not say "it is impossible to make money by trading stocks/derivatives". > Being net positive 80% of all days traded with all your winners and losers falling in a relatively tight distribution -- luck can't create highly specific, repeated outcomes like that.