This book is interesting, though in some ways it shows its age. For instance, you need to overlook the references to Myspace as the examplar of what social networking is. Facebook gets a small mention along the way, as well. And of course when the book was written that was the relative importance of these two services. But don't let that distract you from what Tapscott does here. He systematically explores the effect of collaboration on how we will be doing business in the future. Some of this may seem obvious now, since we have lived through a few years since the book was written, but I think any reader will find some topics that make you go "Hmmm..."