[the_why_of_y]

If any of that FUD were true, how do you explain that Microsoft has been shipping the "Subsystem for UNIX-based Applications" add-on for Windows Server for a decade, while Ballmer was CEO?

https://technet.microsoft.com/en-us/library/cc771470.aspx https://en.wikipedia.org/wiki/Windows_Services_for_UNIX

It includes GPL-licensed programs such as GCC and GDB; shouldn't Microsoft have released the source code of Windows Server by now if these statements weren't anything but FUD?