Why do all these movie theater intros begin with roller coasters?

Thomas Edison, perfs, Widescreen War I right after World War II, film grain, geometric means between Silent Films and Scopes – John Hess gives a terse perspective of the major mountains in aspect ratio history.

Hess closes: “But it’s still only a shape. A canvas on which you draw your story. The canvas does matter. How you draw it makes all the difference.”