Podcast: iOS backward compatibility
Heiko Behrens released his first podcast on UISprech talking with me about techniques for iOS development to check for versions, weak-linking, wrappers and adapters, various open-source libraries, approaches such as method swizzling and testing of compatibility.
Get it here (german): http://uisprech.de/1
And some slides from my talk at MobileTech Conference 2013 in Berlin: