> The only wall companies push up against is that of the law. Even then it's a matter of weighing the risks vs. rewards. Back in the early days of HFT I knew

> The only wall companies push up against is that of the law. Even then it's a matter of weighing the risks vs. rewards. Back in the early days of HFT I knew of companies blatantly violating SEC regulations because the rewards were so large any legal consequence should they get busted was insignificant.