https://learn.microsoft.com/en-us/windows/win32/cossdk/com--object-pooling
COM+ Object Pooling - Win32 apps | Microsoft Learn
com objectpoolingappsmicrosoftlearn
https://ch.mathworks.com/help/matlab/ref/iscom.html
iscom - Determine whether input is COM object - MATLAB
This MATLAB function returns logical 1 (true) if c is a COM object.
com objectiscomdeterminewhetherinput