Exclusive: The Future of Facebook Usernames. I have to admit I was planning to just let Facebook get on with it, assuming that the OpenID provider part would show up of its own accord—but maybe I should write a thoughtful and persuasive essay about it after all.
Please do! After all, you still have about two days to write it all up. :)
looks like they are only supporting the 2.0 spec, i.e. it won't be backwards compatible with 1.1, and therefore with phpMyID.