I find it interesting that Apple has money, hardware, OS, many apps, web presence. And now ARM CPU knowhow.
Why aren't they forcibly pushing into Corporate?
Sure, they'd have to develop corporate fleet management stuff but at this stage they could buy a few companies and be 80% of the way there. Or build it right from the start for only a handful of their hundreds of billions.
How many iphone toting CTOs in your average non-silicon valley companies would jump for Apple "Just Works" in their business?
Either they see something they don't like or a Gates/Jobs handshake said no.