For a while, Ghostbusters wasn't just a hit film and a misfire of a sequal; it was more, surely, then a series of increasingly abstracted cartoon iterations and a line of cheaply manufactured toys. Some compound of innocence and awe made Ghostbusters rise from its unassuming roots to represent something greater than its predictably enfranchised parts; if only for a brief moment in time a quarter of a century ago, it became a true cultural touchstone.