This is still overseas cash, for which it otherwise doesn't have much use. What's it doing with its spare US cash, which is real money? It's using it to buy bac

This is still overseas cash, for which it otherwise doesn't have much use. What's it doing with its spare US cash, which is real money? It's using it to buy back its own shares. Buying Skype, Nokia and Minecraft is gambling, but what are the odds that one of these will ultimately move the share price more than buying back a few shares?