The huge numbers, the sheer mass of zombies, is a visual spectacle, not a written one.

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As a visual spectacle, it rivals anything in The Lord of the Rings or King Kong, precisely because you know you're seeing a human being in action.

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But with greater concern for player safety, and with rules that protect the skill players and in particular the quarterbacks, the NFL has become a more dynamic visual spectacle as a passing league.

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