I recently had a problem with their account management as well: SE forgot who I am, and created a new account for my e-mail address. I then recovered my origina

I recently had a problem with their account management as well: SE forgot who I am, and created a new account for my e-mail address. I then recovered my original account, and ended up being logged in as different users (with identical credentials) on the normal site and the meta site. I do think the no-login approach is exactly right, but their implementation seems a little buggy.