[scarface74]

But, you can safely say it wouldn't have thrown a lifeline to Apple with the investment and it may have been much more aggressive in these emerging spaces.

Microsoft "saving" Apple is apocryphal at best. The $250 million that MS invested wouldn't have made a difference when Apple lost a billion the same quarter and spent $100 million buying out PowerComputings Mac license.

Microsoft tried aggressively to get into mobile, search, and the music business. They failed at execution.