Theresa Christy, a mathematician who works for Otis Elevator Co. told the Wall Street Journal that once you press a button and wait for the elevator, it takes about 20 seconds before you start getting impatient and annoyed.
Tuesday, December 4, 2012
It Takes 20 Seconds Before People Get Annoyed About Waiting for the Elevator
Theresa Christy, a mathematician who works for Otis Elevator Co. told the Wall Street Journal that once you press a button and wait for the elevator, it takes about 20 seconds before you start getting impatient and annoyed.
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