Sure, ads are annoying when your visiting websites, but have you ever been playing a game or using an app on your iPhone and tried hitting a part of the screen, only to have that bit of real estate taken over by an ad, which you just accidentally clicked? There's no way to eliminate ads from inside apps, right?
Microsoft is going in a new direction, leaving the "Windows first" motto behind and replacing it with "cloud/mobile first." The most important upshot of this change in priorities is that as of Thursday, March 27, Microsoft Office is finally here (for real) for the Apple iPad.