Marriage as an institution developed from rape as a practice. Rape, originally defined as abduction, became marriage by capture. Marriage meant the taking was to extend in time, to be not only use of but possession of, or ownership. ↗
Originally a record producer more or less hired a bunch of professionals to participate in a recording session, the performers and the technicians, and a music director was put in charge. That directly related to a film producer's job. ↗