Commitment to a plan or thought carries with it a force that can influence the unconscious mind and bring about the desired effect. In other words, once we decide to have something, the mind unconsciously begins to create the reality necessary to bring to pass what we desire.
The literature now is so opaque to the average person that you couldn't take a science-fiction short story that's published now and turn it into a movie. There'd be way too much ground work you'd have to lay. It's OK to have detail and density, but if you rely on being a lifelong science-fiction fan to understand what the story is about, then it's not going to translate to a broader audience.