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Which narrative point of view is shown in the passage?
Hummel sighed. His gun-colored coveralls seemed deflated; a sprinkle of iron filings fell from his hair. . . . Hummel was pathetic, Caldwell decided as he walked away. Lonely devil, couldn't stop talking, he couldn't let you go. No need for mechanics like him any more; everything mass-produced. Waste. If one wears out, get another. Biff. Bang. Smash 'em up.