There is a thing here that reminds me of the whole "super topmost" thing: <a href="https://blogs.msdn.microsoft.com/oldnewthing/20110310-00/?p=11253" rel="nofollow">https://blogs.msdn.microsoft.com/oldnewthing/20110310-00/?p=...</a><p>So they had a flag to handle case sensitivity... and then they made a registry key that overrode it and handled everything case insensitively, no matter what the setting was. ...And now introduced a new feature to handle case sensitivity, even if the global flag telling it to not is enabled.