It wouldn't be an arms race, it would just be treating everyone equally, albeit equally poorly. Unbalanced sexism looks more like an arms race as the those who

It wouldn't be an arms race, it would just be treating everyone equally, albeit equally poorly. Unbalanced sexism looks more like an arms race as the those who are in the victim group will try to reverse the roles, and if they succeed, the new victim group will try the same. By far the most common justification for sexism seem to be perceived unfairness and sexism by others.