Justin Smith, take you on a whirlwind tour of new Labs release of ACS. Just to whet your appetite, here's a list of some news touched in this video: Support for identity providers such as Facebook, Windows Live ID, Google, Yahoo, OpenID providers, and ADFS 2 instances; Support for wide range of protocols: WS-Federation, WS-Trust, Oauth WRAP; Seamless integration with Windows Identity Foundation; Brand new management portal and OData-based management API; Tools for helping developers embed identity providers selection UI in their app.
O.K. watched the video, now create your account at here and start experimenting: it's free, there're no tokens to redeem, and there's no waiting time. Instant gratification!