In which John Green talks about the future of Crash Course, which in this case is the past because we're going to teach some more World History. This year, things will be a little more topical. We'll be talking about big ideas like money and debt, disease, and war. And Vikings. Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourse Want to find Crash Course elsewhere on the internet? Facebook - http://www.facebook.com/YouTubeCrashCourse Twitter - http://www.twitter.com/TheCrashCourse Instagram - https://www.instagram.com/thecrashcourse/ CC Kids: null