Cultural and technical Invisibility: Just as the techniques of filmmaking can go unnoticed during a casual viewing of a movie, so too can the cultural mores and prejudices lurking under the surface of a movie. These are employed by the filmmaker to reinforce the casual viewer's subconscious beliefs or worldviews

During the movies, coach buttermaker drinks while having responsibility for other people’s children. Some people will not agree with that, it goes against their values and morals.