If all it takes is one internet video to shape your opinion on all things spiritual, governmental, and economic, than you will be at the mercy of the winds of influence anytime someone comes up with a conclusive argument.
Know that those who know will manipulate the raw information to suit the point being sold and mitigate or omit the info that contradicts it. Only if it were truly a non-biased documentary could you use this and only this as a source to formulate a belief structure.
That being said, I memorized the info in the first part and imploded the mind of a hoochie who considered herself most intelligent.