Often called "smokers" or "stags," these were silent, brief (approx. 12 minutes), and produced secretively due to strict censorship laws. They were typically screened for all-male audiences in private locations like fraternities or brothels. The Underground Amateur Period (1940s–1960s):
It perfectly parodies the Hollywood machine. The "homemade" aspect shines in the set design—a fake office made of cardboard and a painted city skyline. It is meta-cinema before that term existed.
Classic cinema, often referred to as old Hollywood or vintage cinema, encompasses films produced from the early days of cinema to the 1980s. These movies have a distinct quality that sets them apart from modern productions. The use of film stock, practical effects, and iconic cinematography creates a unique visual aesthetic that's hard to replicate with modern technology.
Interestingly, the line between "blue films" and high-art classic cinema often blurred. During the 1960s and 70s, the "Golden Age of Porn" saw adult films move into legitimate theaters with higher production values. Some filmmakers used the medium to experiment with avant-garde techniques that would later influence mainstream directors.