Strollers on an escalator. Yay or nay? I see parents do it all the time - it freaks me out but am I being over paranoid?

There are significant safety issues with strollers and escalators so better safe than sorry on this. Even escalator provider, Kone is against it as seen here. http://www.kone.com/en/sustainability/safety-and-accessibility/end-user-safety/escalator-dos-and-donts/