Simon Willison’s Weblog

OpenID screencast

OpenID’s biggest problem is its learning curve. Using it as actually really simple, but if you’re not technical the amount of stuff you have to know before you can understand it is enormous. If you are technical, it just doesn’t seem like it should work—there are a bunch of questions that come up every time OpenID is discussed anywhere (“but surely there’s nothing to stop someone else from spoofing your ID”) which OpenID has answers for, but which are easily misunderstood.