Well they do have "Ping" but that probably just proves your point. I brought this up because the article seemed to me to be about hiring and retention, and the

Well they do have "Ping" but that probably just proves your point. I brought this up because the article seemed to me to be about hiring and retention, and the author cited (poor) social networking as contributing factor for Google problem in this area. from the article: "Part of why Google needs to “get social” so badly isn’t just on a product or market level, but to impress its own employees"