We don't walk. We overeat because we've made it easy to overeat. We have fast-food joints on every corner. By the way the 'we' is all of us. It's not the government. It's all of us doing this together.
Games have grown and developed from this limited in-the-box experience to something that's everywhere now. Interactive content is all around us networked ready. This is something I've been hoping for throughout my career.