https://learn.microsoft.com/en-us/dotnet/api/system.runtime.compilerservices.icriticalnotifycompletion?view=net-10.0&viewFallbackFrom=netframework-4.7.2&redirectedfrom=MSDN
ICriticalNotifyCompletion Interface (System.Runtime.CompilerServices) | Microsoft Learn
Represents an awaiter that schedules continuations when an await operation completes.
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