What are people talking about this week? Better yet, what should they be talking about? We're talking about marijuana and obscene language. The story on cursing I mention can be found here: http://www.vox.com/2014/8/26/6066069/swearing-science-obscenity-research John Green -- Executive Producer Stan Muller -- Director, Producer Aaron Carroll -- Writer Mark Olsen -- Graphics http://www.twitter.com/aaronecarroll http://www.twitter.com/crashcoursestan http://www.twitter.com/realjohngreen http://www.twitter.com/olsenvideo