Mainly because C/C++ libraries/build environments/compilers just don't sit still and continue to evolve/devolve/diverge. If you have a single language with a s

Mainly because C/C++ libraries/build environments/compilers just don't sit still and continue to evolve/devolve/diverge. If you have a single language with a single compiler, presumably with a smaller user base, chances are that is less of a problem.