I'd never read this before -- thank you! Especially liked this bit:

>But precisely because all the archetypes are here, precisely because Casablanca cites countless other films, and each actor repeats a part played on other occasions, the resonance of intertextuality plays upon the spectator. Casablanca brings with it, like a trail of perfume, other situations that the viewer brings to bear on it quite readily, taking them without realizing it from films that only appeared later