The EMH is provably false. Moreover if you can get an edge that is even 2-3% over a coin flip all you need is risk management to make money. Not understanding

The EMH is provably false. Moreover if you can get an edge that is even 2-3% over a coin flip all you need is risk management to make money. Not understanding this is how you go broke. I traded for a number of years and did well. It was not hard to regularly beat the market, especially in futures and options.