Also, if you haven't come across Visible Path, it's a professional social networking tool that measures the strength of your connections, so you can see how well you know your contacts and not just how many people you know. www.visiblepath.com
Let me know if you have any questions,
"Today's robots are very primitive, capable of understanding only a few
simple instructions such as 'go left', 'go right', and 'build car'."