The ancient predators slowly sidle up to the boat, then leap out of the water to grab their prey.

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Reluctant to sidle up to a stranger and introduce myself, I roam, like I did at college parties, self-conscious, seltzer water in hand, not fitting in.

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Slide into a leather booth or sidle up to a lunch counter to enjoy an unpretentious meal while you can, because the classic diner may not be around for much longer.

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Sidle up and take a spin.

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First, the ducted fan design allows the car to achieve the speed and maneuverability of a helicopter -- 155 mph, 12, 000-foot altitude, two hours of flight time, vertical take off and landing -- but removes the dangers of exposed rotors, allowing the "car" to sidle up to buildings for rescue missions, or coexist in close quarters with other vehicles.

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