At a minimum the majority of search dollars will flow to a social media model because people care most about what their peers think and the technology is there for that information to be quickly shared on products and services.
The easier things are to buy, the more we consume.
Folks want to be listened to, they want to be heard.
Social Media isn’t a fad, it’s a fundamental shift in the way we communicate.
Privacy is dead. Reputations are dying.
One thing we seem to be missing is that just as we no longer search for the news, the news finds us today (e.g. this article found me) we will no longer search for products and services, rather we will look to our social graph to what products and services they like and don't like.