6 Degrees of Separation is the concept that with the people you know, the people they know and the people they know, etc that Each person is no more than 6 introductions away from knowing any one person on the planet.

This tool currently only shows watchers and watched people for the xbox 360 console and you must be registered on 360voice for the feed to work properly. If you aren't registered or simply haven't heard about it--- go on over there and register. Typically it takes 24 hours for your feeds to populate, but it's well worth it! (Plus it's a great community!)