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China used to control congestion by limiting car traffic to ending in certain license plates, rich people just had two cars.
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The standard business continuity plan for pandemic is to divide into isolated teams. The stochastics in 1000's of those gives very good randomised sets down the track.
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A popular hike/bike route in Dallas (Katy Trail) is ostensibly allowing access according to first letter of last name (but, seems unenforced, unclear whether ppl even understand)
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In several Colombian cities people can leave home on a rotating schedule based on the last digit of their national ID number. Some businesses check at the door before letting people in and then they give your hand a squirt of sanitizer.