That was 18 months ago, which means there's 3.5 years left of this experiment. If it's not making a profit by then, Ballmer will probably pull the plug on the

That was 18 months ago, which means there's 3.5 years left of this experiment. If it's not making a profit by then, Ballmer will probably pull the plug on the project. Unless someone pulls the plug on Ballmer first.