You’ve never had to give someone a “hey don’t back into me” toot in a parking lot?
You’ve never seen your friend Ricky, on the sidewalk?
99% of time there is absolutely no reason to honk. People only do it because the button is there and they're safely insulated from getting punched.
https://youtu.be/lv8wqnk_TsA?si=V4rPj1L3W5uZz_2J