This episode contains strong language.\n\nWhat started out as a kind of inside joke in the world of cryptocurrency has quickly become, for some, a very serious path to wealth. Today we explore the latest frenzy around a digital currency, what it tells us about the flaws in the old economy \u2014 and the risks and rewards of the new one.\n\nGuest: Kevin Roose, a technology columnist for The New York Times, spoke with Glauber Contessoto about his investment in dogecoin.