“Facebook Connect was a radical evolution of Facebook’s API. It allowed third-party developers to use Facebook as the identity and login system for their sites and apps. For developers, there is often no greater challenge than getting users to sign up and invite their friends. Integrating Facebook Connect solved that problem. Why recreate your contact lists by hand when you could just sign in and let Facebook do it? Facebook Connect was easy for users, it was easy for developers, and it could have made Facebook as central to the app ecosystem as Google is to the Web.”
Read more of this article by Jon Nathanson for Slate here.