My investment idea today is VisionChina Media (VISN), a Chinese company that has over 82,000 video screens in buses and subway trains in 18 Chinese cities. What really sets its product apart from other out-of-home Chinese advertisers like Focus Media is that the broadcasts are digital, real-time programming that can be customized to show either local or national weather, sports and breaking stories. Because content is local and fresh, viewership is increased, which allows VisionChina to charge for advertising time just like a broadcast TV station. The company forges alliances with local broadcast stations to supply content. Financial results...