Brainstuff

With all the different types of currency in the world, it's nigh impossible to count it all -- but there are estimates. Learn more in this episode of BrainStuff, based on this article: https://money.howstuffworks.com/how-much-money-is-in-the-world.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.