Originally Posted by RubeRad

OR, as the reasonable sidewalk cyclists on this thread have described, when an adult bicyclist starts to/fro riding at 2x the speed of pedestrians when there are no pedestrians in sight, and 0.5x the speed of pedestrians when approaching any pedestrians, or when approaching any blind corner, and when the cyclists yields to any pedestrians or even just plain stops and puts their feet down if necessary...

Nothing goes wrong.