I think the opposite has generally been true for Google's more social products. Google Buzz went down in flames fairly quickly. Knol was widely perceived to b

I think the opposite has generally been true for Google's more social products. Google Buzz went down in flames fairly quickly. Knol was widely perceived to be a failure. Orkut did not receive a positive reception in the US. The generally accepted version of Google's history with social products is summed up well in this recent AdWeek article: Has Google Learned From Social Failure? Why Google+ might succeed where Buzz failed http://www.adweek.com/news/technology/has-google-learned-social-failure-133055 http://www.adweek.com/news/technology/has-google-learned-soc...