Having driven in the single lane thoroughfares of Pittsburgh, I’m grateful for the people in front of me that take a “Pittsburgh-left.” Otherwise the entire lan

Having driven in the single lane thoroughfares of Pittsburgh, I’m grateful for the people in front of me that take a “Pittsburgh-left.” Otherwise the entire lane would be stopped for every left turner each green light. This way it’s only stopped for every other left turner in the cases where a left-turner ends up in front of the line. It’s an improvement to everyone’s traffic flow.