The camera is in a state of constant agitation, while the actors -- and they're good actors -- seem to have been instructed to vamp.

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For he was in constant, agile motion, video camera in hand.

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As readers, we imagine a stable, continuous Steadicam motion upwards (and also visualize the sign carrier in the "shot" walking at a constant pace, perpendicular to the direction the "camera" is moving).

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ILM's first breakthrough: a motion control camera, which could revolve repeatedly around stationary objects while remaining in constant focus, thus simulating flight.

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