Google released Google+. But what they are doing is actually fight back Content-Farms with stupid “content” and Facebooks Social-Graph. Their first step was change the algorithms to calculate the search results different. Do not trust websites which just give you lots of buzz- and keywords. Remove content in search results which was optimized by companies (SEO) to generate a lot of traffic. That is neither what the web is in need of nor what a typical user wants to read.