" astute drivers will echo local inflections like the “Pittsburgh left,” that act of driving practiced primarily in the Steel City (but also Beijing) in which the change of a traffic light to green is an “unofficial” signal for a left-turning driver to quickly bolt across the oncoming traffic. New arrivals to Los Angeles soon become versed in the “California roll,” a.k.a. the “sushi stop,” which involves never quite coming to a complete halt at a stop sign. "

― Tom Vanderbilt , Traffic: Why We Drive the Way We Do and What It Says About Us