I don’t know where or what this “scientist” is teaching, but I hope the students get their money back. It’s a cavalcade of bad logic, bad examples, completely missing the point about ground effect, and a heaping helping of BS. I have high hopes that this isn’t in the US. We have troubles enough.
It’s amazing the things YouTube’s algorithms will decide to throw at you. If you don’t watch it, you just might hatewatch it.