My parents didn't want to move, but couldn't imagine sharing the duplex with strangers.

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The specification won't include collision detection, for instance, because 10-Gigabit won't be running half-duplex.

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Last year, the Israeli-Dutch chef closed his Michelin two-star, 't Brouwerskolkje, outside of Amsterdam, and moved to a duplex space in the city's Oosterdokseiland district.

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