With the integration of Facebook on operating system level in iOS 6, there are multiple ways of allowing users to share stuff from within an app. Supporting iOS 5 and iOS 6 can get pretty complex. This presentation provides a high-level overview of how things work in the various scenarios. Get in touch with Ralf at http://twitter.com/ralf or on ADN.
Clipping is a handy way to collect important slides you want to go back to later.