The growing popularity of online car services is boosting Uber’s bottom line. The app-based taxi service is now valued at 41 billion dollars. But Uber is hitting serious roadblocks here and abroad. Two California district attorneys sued the company for allegedly misleading consumers about background checks. Many are calling for stricter oversight and more controls on what app-based car services do with passengers’ personal information. Others say too much regulation could squelch much-needed innovation. Diane and her guests discuss the future of Uber and online car services.