[shawnlower]

I don't.

Having complete control over the development, able to allocate as many resources as you have towards improvement and complete knowledge as to how the product is coming along > hoping, praying, begging some 3rd party to do the same.

Microsoft cares greatly about the success of WP, however certainly not as much as Nokia does. Microsoft's always fought long battles to eventually succeed in new markets. They've been competing in mobile for what, 15-20 years (CE, PocketPC, win mo, wp, ??)?