The debate between Apple's iOS and Android can get heated pretty quickly. I (in some cases) would rank someone's mobile OS preference right up there with their political views. It can get that serious.
But whether you prefer Google's open platform, or Apple's more fenced-off approach, you have to agree with one thing: Both OSes are killing it. The proof is in the numbers, as 9to5Mac points out in Millennial Media's Mobile Mix report...