Anyone who has ever hopped on a Los Angeles-area freeway between 3 p.m. and 6 p.m. knows too well what gridlock feels like. Los Angelenos may soon be able to find some solace soon, thanks to a pilot program between Xerox (s xrx) and the Los Angeles County Metropolitan Transportation Authority that uses big data to keep traffic moving for drivers on the I-10 and I-110 freeways who are willing to pay…