It wouldn’t surprise me if they were dummy or dramatically simplified graphics just to make people more comfortable. Planet Money had a show on this topic a fe

It wouldn’t surprise me if they were dummy or dramatically simplified graphics just to make people more comfortable. Planet Money had a show on this topic a few years back - https://www.npr.org/templates/transcript/transcript.php?storyId=427467598 https://www.npr.org/templates/transcript/transcript.php?stor... They drew a comparison to the early days of elevators, when everyone was terrified of them, especially after transitioning away from having a lift operator controlling it. The solution at the time was the big red emergency stop button.