Facebook has been the centerpiece of the online privacy debate for years, but the biggest social network in the world just unveiled a new policy that might be the first step to restoring users’ trust. Mark Zuckerberg took the stage at Facebook’s f8 event on Wednesday to announce that Facebook users will be able to sign into third-party apps anonymously in the near future, without revealing the contents of their accounts. “Some people are scared of pressing this blue button,” Zuckerberg said, in reference to the ‘Log in with Facebook’ button which appears in so many applications. “If you’re using an app that you don’t completely trust or you’re worried might spam your friends, you’re not going to give it a