Maybe I’m understanding wrong but hair don’t have nerves. Is our brain detecting the micro movements of hair follicles inside the skin?

The concernedly rising sightings of “could of” and “should of”. And it’s always the native English speakers. It irks me every time I see it. Why are you making such an obvious mistake? The sentence doesn’t even sound coherent. How about you speak the sentence aloud and see how wrong it sounds?