Third parties pressuring the people doing the work to do more work to satisfy the criteria of said third parties => not ok. 1st parties deciding to rewrite the

Third parties pressuring the people doing the work to do more work to satisfy the criteria of said third parties => not ok. 1st parties deciding to rewrite their projects, like in your two examples => sure, it's their projects. There is a special case when new projects are started in C or very security-critical projects are started in C++. Here public interest should take precedence - it's reasonable to criticize the creators of such a project.