The reasoning that because this has happened to other countries it will happen here is flawed, given the fact that the entire world has already experienced what happens when America has a financial crisis - why would they elect to cause an even greater collapse. This whole theory is dependent on the world deciding to cause it to happen, but we're (america) the #1 or #2 consumer of almost every commodity in the world. There aren't many major players out there in the world that are so independent from America that they could even think to not try and help keep this from happening.
This isn't some guy trying to help people, this is a guy trying to get a ton of rubes to jump onto what his friends and company are already in, to drive up prices. This video ends in such a way that it's clear he isn't trying to help people or be altruistic he's trying to sell a product and he doesn't care what happens to anyone.
Brb moving to canada
also buying horses and learing to farm
UGHHGHGHHGHGHGHGHHG
Fear mongering
Doom and gloom
Familial appeals
Building anticipation about the product
Overselling the product
However factual and logical some of the information may be, this is a thinly veiled "get rich quick" scheme.
Food for thought