Re: When Hitchcock did it, it was actually outlandish . . .
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Scenes of Cary Grant being chased up and down a dirt road in North by Northwest were actually kind of laughable, but an air-strike of a small community, major metropolis, or just buzzing a reservoir with toxins is very frightening.
Dan
--ps--
Okay, the reservoir is far fetched, seeing as water spends, on average, 5 years traveling from source to tap, the dead fish would have the supply cut off long before an epidemic had a chance to start.