Belay that.
Here’s a better one that is based on MIT’s actual 10,000 HZ wave that makes the exact 40HZ clicks.
https://www.youtube.com/watch?v=UVne_84qZkA
Beyond annoying. Even just for a few seconds.
Are we sure this isn’t sort of like the jabs—intended to do in those they’d like to nudge off this mortal coil?