>, but because Windows is vast and contains large volumes of code they've licensed to use in closed source code, but not bought the ability to re-licence as ope

>, but because Windows is vast and contains large volumes of code they've licensed to use in closed source code, but not bought the ability to re-licence as open source. Yes, that's also the reason Raymond Chen gave when people asked Microsoft to open source the Pinball game that was removed from Windows Vista: https://blogs.msdn.microsoft.com/oldnewthing/20121218-00/?p=5803 https://blogs.msdn.microsoft.com/oldnewthing/20121218-00/?p=... In the comments, a reader traced the chain of ownership and apparently Electronic Arts now owns the Pinball source code: https://blogs.msdn.microsoft.com/oldnewthing/20121218-00/?p=5803#comment-1026713 https://blogs.msdn.microsoft.com/oldnewthing/20121218-00/?p=...