What this really does is “vet” the quality of links for Google within your social circle. Although there will be privacy concerns, I’m generally for it, actually. It is 100% opt-in.

I’m far from alone in saying that tactics like this could go a long way to diluting the black hat SEO influences that have been steadily poisoning search results with junk (“answers” sites and link stuffing, anyone?). ┬áCheck out “Trusted Sources” thoughts in the article Will SEO Kill Search Engines or Will Search Engines Kills SEO?.

Nice to see it getting some traction.