That raises red flags that the standard market regulations are bad - they are signalling that they believe an exchange with different rules is better for both t

That raises red flags that the standard market regulations are bad - they are signalling that they believe an exchange with different rules is better for both traders. That would be bad for all the traders stuck on the exchange with inferior rules, but the solution is to reform the standard exchange. Probably trying to get away from HFT if I were going to guess blindly.