 He suggests that the experience of the film is "inconceivable" without the mass audience's jubilation when the shark is annihilated, signifying the obliteration of evil itself.In his view, Brody serves to demonstrate that "individual action by the one just man is still a viable source for social change".Peter Biskind argues that the film does maintain post-Watergate cynicism concerning politics and politicians insofar as the sole villain beside the shark is the town's venal mayor.