Privacy and sharing always are in tension with any application a user wants to experience in a personalized and custom way. It' hard for an application to provide a personalized experience without knowing a fair amount about a user's preferences.We are about to find out whether 800 million Facebook users prefer the "Open Graph apps" to share widely, or will ratchet up their privacy settings. How many people will give services permission to share everything on Facebook, and then rue it months or years later when something they don't want the world to know about is instantly distributed to all?
Will users want to give Facebook the right to log all actions?
