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The secret design of waiting lines
Many of us experience multiple queues on an average day. If they move quickly, they're soon forgotten. But a slow line can seem to last forever and can put a drag on an entire day.
from CNN.com - RSS Channel - World https://ift.tt/2GYpxqH
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from CNN.com - RSS Channel - World https://ift.tt/2GYpxqH
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