because the events in a film are temporal, linear and nondispersive, that is because you can't go sidewaysyou can't slow them down and go back when you're watching a film, it must be clear the first time it's seen and heard. it must be and rehenceable to and melt instantly within the eye, the eerks the mind and the heart. even if the information is obscure, incomplete or mysterious, it must be clearly, distinctly and intentionally obscure, incomplete and mysterious. if not, the audience is lost and leaves in mind and body. films to be successful must arouse interest in more than what is happening up on the screen. in the most immediate and literal sense, we need to believe that the world presented to us by a 16 millimeter or 35 millimeter frame of light extends in all directions beyond what we're seeing. in addition from the first frame to the last, we need to believe in and care about things that are happening behind what we see on the screen, before what we see on the screen and after what we see on the screen. this more, this more than what is up on the screen which films must always ev