Reddit took its first baby steps toward cutting down on harassment this week, banning five small subreddits built on personal attacks. That should have been a fairly uncontroversial move, but this is Reddit—and the admins’ good intentions have inevitably paved the road to a insane, sexist, Nazi-themed tantrum taking over the site’s top posts.

Wikipedia's entry on Muhammad was first published on November 8, 2001. It was eleven sentences long. Over the next few years, several thousand new words were added and edited, but it wasn't until 2005 that an image of Muhammad was attached: A 16th-century painting depicting the Islamic prophet. Two hours later, the painting was pulled down. The next day, the original uploader reinstated the art, along with a note for the editor who'd removed it: "Pls. explain yourself."