Because it's a commoditized market. MS knows damn well that if Linux, etc were shown to be significantly slower on Hyper-V/Azure than on other platforms, they w

Because it's a commoditized market. MS knows damn well that if Linux, etc were shown to be significantly slower on Hyper-V/Azure than on other platforms, they wouldn't get subscribers. Bang for the buck is an important factor in business decisions, and there are a ton of other providers out there to keep MS honest.