The crowd of people pushed forward off the train towards the stairs and escalators. As with any place where both are available, the people in a massive rush all queued up for the escalators, wasting their time.
A parent with their child were waiting in the line, when the little one looked up and asked, “What would happen if it broke while we were on it?”
Their parent looked down, aghast, and started to answer, when a grinding sound from deep inside the moving staircase shrieked.
“They would fall,” the parent said as they picked up their child and ran.