STOP! WRONG WAY! DO NOT ENTER! Signs, signs. Everywhere a sign. But which ones are the best? Ryan Dobosh, David Swidler, and Jeff Schell navigate this topic to determine the nation’s top road signs . Ryan experiences the existential angst of l’appel du vide. Dave does carpool karaoke with Vanessa Carlton. Jeff regails with a totally-not-boring history of road sign typefaces. Special guest appearance by Billy Dee Williams.