Believe it or not! When a friend of mine did an update on his Windows 10 (which took him two hours!!) this message popped up:
Translated from Norwegian:
This app is no longer available. IBM Notes 9.0.1 Social Edition was removed from the PC because it does not function with this version of Windows. Find out more.
In my opinion this is unfair competition, it is censorship and it should be a law against it!