> It’s been shown by many (see Flashboys) that those “benefits” are completely exaggerated and are just an excuse to do HFT. The only real thing HFT benefits th

> It’s been shown by many (see Flashboys) that those “benefits” are completely exaggerated and are just an excuse to do HFT. The only real thing HFT benefits the bank accounts of the traders, and the traders will be the first to admit that. "Flashboys" is pretty discredited as a marketing exercise for IEX. Vanguard say HFT lowers their costs (https://www.cnbc.com/2014/04/25/vanguard-chief-defends-high-frequency-trading-firms.html https://www.cnbc.com/2014/04/25/vanguard-chief-defends-high-...). Hardly seems like just "benefitting the bank accounts of the traders".