Are you wasting your time pressing crosswalk buttons?

(NEXSTAR) - Have you ever found yourself at a crosswalk, waiting for the walk sign to appear as traffic buzzes by. And even though you press the crosswalk button - maybe multiple times - it seems to take forever for the light to change in your favor. While some slow-changing stop lights just need you to tell them you’re there, some crosswalk signals don’t care how many times you press the crosswalk button - it’ll change when it’s ready. Let’s explain.