Why do Traffic Jams Occur out of Nowhere?

Why do traffic jams occur? Ever been in a traffic jam and had no idea why it even happened? Good Stuff producer Sam Grant tells you why. ►Support us on Patreon: ►Subscribe: ►Follow us on Twitter: ►Follow us on instagram: goodstuffshow ►Like us on facebook: ►Sign up for our mailing list: Special Thanks to Our Patreon Patrons! Taylor Bec