The uneasy Web 2.0 truce between social networks, legacy media, and brands is falling apart. Once it was held together by ad tech. But advertising spends keep going up, brand content is at peak saturation, and audiences are slowly but surely evacuating the big social media companies. Can the three forces — social media, content, and commerce — find a new way relate to each other? Here enters the question of community. As high quality content and effective brand strategy move down the l...