Do you want to trust a man who wants to reorg/roll back bitcoin in order to save his own centralized exchange?

Anyway, I didn't watch the video and probably won't try to see it at all. But if you truly want to grasp how blockchain gets utilized or generally about bitcoin digital economy and decentralization, there are way better resources compared to the three people who made centralized coins and "influencers" that on the video.

A. Antonopoulos is a renowned person that talks about bitcoin since its early stage, you might want to take a look at his content. You can also see further various resources about bitcoin:  https://www.lopp.net/bitcoin-information.html, instead of a single documentary you put, there is various option that I am certain it is way more comprehensive.