April Fools joke that may be, but that looks more or less like a XML-serialized CodeDOM - https://learn.microsoft.com/en-us/dotnet/framework/reflection-and-code

April Fools joke that may be, but that looks more or less like a XML-serialized CodeDOM - https://learn.microsoft.com/en-us/dotnet/framework/reflection-and-codedom/how-to-create-a-class-using-codedom https://learn.microsoft.com/en-us/dotnet/framework/reflectio...