The strongest link was to be found among thrillers, comedies and dramas. The data suggests that for movies like these, it’s a bad idea to leave audiences confused about key plot elements.
“The key lesson here is that if we are to intervene, we need a solid idea of not only the benefits of our interventions but also the harm we may cause—the second and subsequent order consequences. Otherwise, how will we know when, despite our best intentions, we cause more harm than we do good?”