Microsoft already have been purchased Skype and people says the next move will be to buy Nokia. Xbox was the first step to kill Windows: Microsoft supported much more Xbox games than Windows ones. Old slogan was: Games for Windows. Now you have a console to play games and a computer to watch movies or surfing the Net. As I see they will be in big trouble if Google make an OS to PC as well. Get more profit from Nokia? What is the Nokia brand strength? Sells a lot of cheap mobiles. Brand Repositioning? Risky.

Bargaining power of Microsoft will be decrease and the other hardware manufacturers wants a more hardware-specific software too. As I see: Google wants to be the Microsoft while Microsoft wants to be the Apple. These three is now can change everything while Facebook has no idea where to move...