Wirelessly posted (Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_2_1 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8C148 Safari/6533.18.5) My wife just picked up a new 3GS yesterday (I know the 5 is just around the corner, but it's still better than my 3G!) and it's running 4.3.3. Of course iTunes says software updates are available, but I'm hesitant to upgrade knowing that I could possibly make things worse. So, my question is this: which iOS is the best for the 3GS? How high should I go? Also, when does Aurplay show up? I don't seem to see it in 4.3.3.