This video is informative about the coming economic collapse. No matter how one looks at the details, there is agreement, the economic collapse is coming.
They mention gold and silver. I have a number of links on this site to LBMA Certified gold, sold in gram amounts, which, if there is a collapse and you need something other than fiat money to buy fuel and food, LBMA certified gold in gram amounts is the perfect thing as compared to large bars or coins. You will need something small, a reasonable size, to do commerce. Click on any of the banners to learn more and open a savings account for free. This is open in many nations of the world.