This is such a bad use for touch screens. I worked in a building that installed them on the elevators and it was such a terrible experience. They were properly

This is such a bad use for touch screens. I worked in a building that installed them on the elevators and it was such a terrible experience. They were properly calibrated capacitive touch screens, but it was still very likely that you wouldn't get the selection you wanted. Humans can't actually aim their fingers that accurately.