Jim bianco is the founder of composer dot trade to day. Composer lets anyone build quantitative strategies for free, no code or excel required. For decades, quantitative hedge funds like renaissance citadel and two sigma have benefited from the development of systematic or rule space trading. Medallion is run by an army of data scientists, mathematicians and neuralen neers that build code to take advantage of exogenous market movements. There's a reason why over one trillion dollars is managed in quantitative hedge funds.