Latest update in Google algorithms are a very good sign for professional
seo service providers. And I believe you are right when you say it is more to do with analysis and less for Google rankings. Many
seo specialists welcome the latest changes, though there are many webmasters who simply lost 80% even 90% of their Google traffic overnight, due to latest changes which is a devastating result for them. I personally believe that the latest changes are direct result of Facebook and (yahoo & Bing merger) and how they are slowly creeping in, biting the profits of Google. Can you imagine these online giants gaining even just 1 percent of market share? And also Google wanting MORE for self.
But who knows what is going on behind closed Doors of Google ceo boards, or I should say Google
seo board