The first MIT Baker House piano drop (1972)

film by William R. Short

(the combination of interviews, music editing, and imagery in the original film is impressionistic in its own right, an unintentional art film even without Tim Hecker’s ”The PIano Drop” played on top. Could be we’re now generally conditioned to view flickering B&W films as art objects instead of simple recordings of past events, and audio collages have a similar effect)