It's an interesting article but it wouldn't have made the news feed because it offers no conclusions that are not open to discussion still.

What makes an opinion blog a reputable one? By nature they are unmoderated, the information is not vetted by anyone, open to opinion etc. I think they are an interesting thing, and I read several that I follow because I like the ideas that the writer has, but I don't read them because they are necessarily a means of putting factual information out there. There are numerous books out now on how to get your product, idea, whatever to spread by virally through the blogosphere. How they can be used (in the guise of disseminating information from what appears to be a credible source) to actually selling an idea or product to you. We ain't in Kansas anymore Dorothy.....