No, there isn't a huge difference between Obj-C 1.x and 2.0. 2.0 brings you object properties (just syntactic sugar), object iteration (for x in ...), and garb

No, there isn't a huge difference between Obj-C 1.x and 2.0. 2.0 brings you object properties (just syntactic sugar), object iteration (for x in ...), and garbage collection (but not on the iPhone). http://theocacao.com/document.page/510 http://theocacao.com/document.page/510 is a good overview of the new features.