With respect to languages: is it the case that Ruby programmers do better, or are companies hiring Ruby programmers more lenient? (Ruby being an example; Pytho

With respect to languages: is it the case that Ruby programmers do better, or are companies hiring Ruby programmers more lenient? (Ruby being an example; Python also applies here, whereas the converse would be a hypothesis that C++ programmers are not less skilled but rather are judged more harshly in interviews).