Earlier quoted context omitted.
Yet VC++ offers much better tooling, including pre-compiled headers, incremental compilation and linking, experimental support for modules, C++ friendly OS APIs, and a package manager actually written in C++.
And then you want to use that library that isn't a msvc project. Or, God forbid, you want to use clang or gcc. Or intel's whatever.
Plus there are DLLs and COM libraries as well.