minus-squareDieterParker@feddit.detoShowerthoughts@lemmy.world•It is very good UX how escalators slow down when nobodies on them but keep moving.linkfedilinkEnglisharrow-up6·1 year agoPhotoelectric barrier at the entrance for acceleration and a timer to slow it down. linkfedilink
Photoelectric barrier at the entrance for acceleration and a timer to slow it down.