http://www.npr.org/2014/01/27/26490...-billionaire-s-keep-out-sign-for-beach-access California officials are battling a Silicon Valley billionaire for public access to a spectacular slice of sand south of San Francisco. It's the latest in an ongoing fight between the state and its richest residents over choice stretches of beach, a particular problem in the Southern California city of Malibu. But as California's economic center has shifted north, so has the battle over its coast. This latest round involves Martins Beach, a crescent-shaped stretch of sand totally hidden from the highway.