"What is your motive or business case for orchestrating the rollout into your environment?"

That right there is why business IT changes at such a snail's pace. There's a tremendous difference in mindset between tech businesses, and businesses that use tech to save money, streamline processes, etc.

A lot of people in the startup community proclaim that businesses will be switching en masse from Windows and Blackberries and Office to Apples and iPhones and Google Docs, and it's exactly that sentence that they don't get. Even if newer products would be better for them (and they might) it would have to be a lot better to justify the expense.

All Microsoft has to do is remain good enough.