The other night, while scrolling aimlessly through the internet, I stumbled across an ad for Wicked, the recent movie that promises to show us the Wicked Witch of the West wasn’t actually wicked, just misunderstood. It’s a tale as old as time these days—villains aren’t bad; they’re just victims of bad PR. The ad didn’t do much for me, but it got me thinking about Dorothy, Oz, and the infamous torn…