They are social justice jihadis, warriors for the social justice ideology best compared to Islam ...
It is a reversion to tribal morality. Your dress code, the foods you eat, the opinions you can hold are all dependent on your group identity, your demographics. Violate these rules, and you can be beaten and potentially killed.
It is a reversion to primitive systems where violations of social rules are as severe as violating laws against rape and murder. Your hate speech is a literal act of violence against sacred social justice saviors, so they can threaten to kill you. Your words are an attack on all true believers, so they can kill the infidel. This is implicit in the statements “your silence is violence” and “your words invalidate our existence”. You’re not even allowed to silently disagree. You will pray their prayers in public or be killed as an infidel.
Then I guess I will just have to be killed as an infidel, I’ll take as many with me as possible before I go.