You’re thinking too much. It’s a joke, and not a super-logical one. Teenagers always think their crushes don’t know they exist. Ghosts are supposedly invisible.
Capture of a Salesman by Beerthur Miller
I don’t like this version of Goldilocks at all.
Those are not raccoons.
Far as I know, and correct me if I am wrong - identity politics can take two forms: There’s “individuals are different [in terms of ethnicity, religion, sexual orientation, …] and that’s great” and there’s “all preferred people must now unite against specific [ethnic, religious, sexual, …] minority group”. Not sure if you mean both kinds.