It is there because Google outlined it in a Patent: http://bit.ly/akczok http://bit.ly/akczok -- see [0099] I honestly think that they do not really use this s

It is there because Google outlined it in a Patent: http://bit.ly/akczok http://bit.ly/akczok -- see [0099] I honestly think that they do not really use this signal though, and if they do, it's so far down in their algorithm that most searches will never use it. I've had domains that are only registered for 1 year that rank just fine.