2023
https://pvs-studio.ru/ru/blog/posts/csharp/1074/
2019
https://www.infoq.com/news/2019/09/microsoft-releases-csharp-8/
https://www.infoq.com/news/2019/07/CSharp-8x/
https://blogs.msdn.microsoft.com/dotnet/2018/11/12/building-c-8-0/
    https://www.youtube.com/watch?v=VdC0aoa7ung