Portions of our far-right literally wear Nazi regalia. If it weren't for that, we'd probably be less concerned.
Worry instead about those quiet ones out there reading old and problematic books: the free spirits, burning forth, ready to smash all our tablets of values.
In case it wasn't clear (Poe's law, and all), I am speaking about myself and people like me, who get along just fine but find themselves quite at odds with the modern world and it's mythologies, and also deeply uninterested in what these radical groups and "activists" have on offer.