Be...

Everyone would just find another forum or something to nerd out over, so the form of nerding out would change, but the essence would remain the same, because it's inside us—we are nerding out itself.

Not everyone. I wouldn't be on forums at all. And I only got into the internet because of HeroesWorld; before that, I had no need to be on it whatsoever.

Debatable; in theory, it should be the opposite.

I agree with Siv, a smart maniac is more likely to twist everything so that anyone but him ends up being blamed. Otherwise, the word "smart" no longer applies to him.

Are those the guys from Harry Potter? Only there were Dementors there.

And Siv beat me to it again! Exactly those very Dementors.