Submitted by 858 t3_zqngar in washingtondc
JohnJohnston t1_j0zyx3p wrote
Reply to comment by BeerBoozeBiscuits in Anyone know what the figure means next to the # of cars? It’s new, I fear change. by 858
It records which station you exit and transmits that data to the past to calculate the ridership on the train.
[deleted] t1_j12b1sl wrote
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