John will discuss how advertising has changed since the times when advertisers knew where consumers are. And an industry audience is easier to market to than a general audience. What’s important is the flow of information and of people. The flow used to be based in a location or place, like your home TV or a billboard, but now you get rich media at home or in line at a store or on your phone. Media flow is wrapping around where people are, and everything else is subordinate to that fact.