In 1976 Orson Welles shot and edited a self-contained 9-minute short film as a "trailer", almost entirely composed of original material not found in the main film itself.
While each of those films has a conceptual and actual force that makes an undeniable impact, arriving at states of being that fascinate and frustrate in equal and complementary measure, it's the two works that the Heins completed in 1976 and that conclude this selection -- Materialfilme I and Materialfilme II -- that pose with the most resonance the questions they're asking of ...