https://blogs.msdn.microsoft.com/dsyme/2012/07/05/more-c-net...
"Project 7 and .NET Generics"
https://fsharp.org/history/hopl-draft-1.pdf
WinRT, as it was originally designed, traces its ideas back to that Ext-VOS project, but going back to COM as they were thinking about it back then.
https://docs.microsoft.com/en-us/uwp/winrt-cref/winrt-type-s...