The woman in the video has "privilege" because there are people larger than her, so only the most obese person on the planet can claim to not have any privilege and therefore be exempt from being in the oppressor class.
This "privilege" idea is actually the type of greedy capitalism the Marxists complain about constantly.
First, it makes everyone come up with a list of special ways they feel oppressed as a way to feel unique, which actually asserts the type of radical individualism that collectivist Marxists complain about.
We live in a bizarre time when mental illness is widely considered something to be proud of.
Sickness! In the land of the lunatics the sane man is ostracized.
The sane in the big cities are sitting ducks.