"The photographic image has become the sacred relic of our times. The Zapruder film is more important than Kennedy's grave or even his bones. It begins as history and ends as theatre, an interactive movie for the global voyeur. Frame 230 -- Kennedy is shot, slumps to his left as if seeking solace in his wife's bosom. Frame 313 -- the right side of his head is blown off in a blood burst. [...]" (http://www.culturecourt.com/F/Voyeur/Zapruder.htm)
