What, exactly, is the huge "killer app" that is exclusive to Nokia devices that is supposed to produce this schism in the Windows Phone ecosystem?
Nokia Drive is being extended to all devices. Nokia Camera Extras are neat, but have features that are duplicated by other photo and photo editing apps in the Marketplace.
CNN is fine, but Associated Press is just as snazzy looking and also has a live tile. So does USA Today.
Bloomberg? Nah. Angry Birds "Roost"? Pffft. WP people are still looking for Angry Birds Space and soon Angry Birds Star Wars. StyleSaint? Groupon?
None of these are platform makers. Not a one.