Two of the biggest User information repositories in the web joined Data Portability Workgroup in a attempt to make cross-site information sharing across portals secure and more portable.
OpenID is getting some traction only now.
Imagine being able to access a scrap in your Orkut account from inside or Facebook and forwarding to your friends in a Yahoo group.
Sounds funny ? it might become possible soon. But will it be secure ? I don’t want to loose my accounts or get banned like Robert Scoble