http://www.googlelabs.com/show_details?app_key=agtnbGFiczIwLXd3d3IVCxIMTGFic0FwcE1vZGVsGPPhsAEM

<<Aardvark discovers the perfect person to answer any question in minutes.

It is easy!
Just send Aardvark a question in plain English, like you would to a friend.
You will get a personal response in about 5 minutes from someone in your network.>>

http://googleblog.blogspot.com/2010/02/google-acquires-aardvark.html