>A couple of weeks ago I attended a .NET tech conference with a couple dozen speakers. One thing that struck me was how many of them used Macbooks. The Windows hegemony is receding.
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>You are spot on about the emerging generation. My daughters are perfect examples. They have grown up in a world where Apple is the standard, not Microsoft. They are digitally attached to their iPods and iPhones.

Now imagine a scenario where all those more attached to android will have an option NOT to use Mac or Windoze for their desktop machine [while not having to spell linux, lets call it googlix to show the difference to android] at home or at least as a VM on any desktop machine.
Then forcing Office document types will become less prevalent...