nasty behavior is pointed out
This trivialises the discussion because there is no agreement on what is sexist, racist or otherwise nasty behaviour. For example a certain form of radical feminist thinks all heterosexual intercourse is rape. Plenty of people think affirmative action is racist.Finally, and maybe most importantly, the communist tradition has murdered millions of people in the name of social justice. And older people who still remember the communists often can't help but see that eerie similarities ...