the problem is that, in general that content made of "blood,sweat and tears" is already being pillaged by the robber barons who take 90%+ of the profit from your work, at least in the fields of movies, tv, music and books. Not saying anything is right or wrong. just pointing out this complicating factor.
There’s a serious citation needed on those numbers but even if they are accurate, theseauthors are not slaves. They voluntarily sign contracts rather than give their work away, self-publish, or stop writing. It seems rather self-serving to argue that you are better equipped to make that decision for them and that means you should get something you want without paying for it.