Nothing riles the Facebooking masses like a large scale update to the site. An update to the privacy settings is liable to spark a full-fledged revolution. That’s what Mark Zuckerberg and Co. are learning now as Facebook rolls out new privacy settings that, it says, make it easier to control the information users share (really, it’s about increasing traffic). But instead of being grateful for having more control, most users are just confused by the changes. Everyone who isn’t confused is angry. And everyone else is both confused and angry.