I'm a web developer and I still don't get OpenID. Whenever I try to use it I'm just ran though a bunch of authentication/handshake/who knows what pages. Only to

I'm a web developer and I still don't get OpenID. Whenever I try to use it I'm just ran though a bunch of authentication/handshake/who knows what pages. Only to have to re-login the next time I visit in the same awkward way that oftens breaks on me. WTF.