As for sticking strictly to presently known science, I will simply point out that we have already experienced at least two major revolutions in science in this century alone. ↗
The relationship between the media owner, their relationship isn't strictly with people and audiences. It's also with advertisers, and that's the most relationship in radio; in fact it pays the bills. ↗
To try and raise a budget for a film that is strictly for adults and both strong and graphic in content is not easy, especially when there is pressure to spend serious money on good special effects. ↗