I’m about-three fourths of the way through this book and it’s packed with –for me– fresh ideas and insights. If you want to understand the social networking phenomenon, pick up this book. And if you think –as I have for the last couple of years– that social networking is for kids on MySpace or Facebook, with little relevance for you… you’re wrong. It’s having a lot of impact but you have to know where to look to see it. Mr. Shirky shows us.