Coming from the world of C / Java / PHP / Python and similar I found ObjectiveC maddening at times. But ARC really shines. Brilliant idea and well executed too:

Coming from the world of C / Java / PHP / Python and similar I found ObjectiveC maddening at times. But ARC really shines. Brilliant idea and well executed too: virtually no work on programming side (well, a few small caveats about function names apply) and no performance penalty on user side. Win-win. Good job Apple.