Why is everything normal called fascist?

What's up with the "everyone I don't like is Hitler" phenomenon? It's strange but not incomprehensible. Post-war liberal zealotry (combined with leftist antifascism) coded a lot of things as "far-right" and made them taboo, including some important things that we need in order to understand political and human life well. That's the argument of this video. Brought to you by MillermanSchool.com.