It's not the fault of the researchers if the terms extroversion/introversion have been incorrectly popularized. What exactly is your point? That this personal

It's not the fault of the researchers if the terms extroversion/introversion have been incorrectly popularized. What exactly is your point? That this personality factor does not exist, or that there are no such things as personality factors? What is you evidence for your scepticism? Just because a concept provokes a negative emotional response in you doesn't meant it's meaningless to everyone.