This disclosure is interesting: <http://www.zdnet.com/article/how-much-does-microsoft-make-from-pc-makers-with-windows-8-1/> I commented on this article: What is a "configuration discount"? Is it just some fig leaf to claim that this isn't free? If I were DoJ's anti-trust folks, I'd be very interested. Microsoft is giving OEMs Win8.1bing while trying to charge those that use Android.