Earlier quoted context omitted.
>1. My mind is blown that this oddly specific behaviour was apparently so common that the government mandated all cellphone cameras must play shutter sounds that cannot be muted. What the hell? You're missing the other possibility: incompetent politicians writing bad polices to respond to the latest moral panic. Plane hijackings are pretty rare, yet we have TSA screening and no liquids over 100ml on flights.
This is from the same country that prohibited blood in video games in the 90s. I had a copy of Duke Nukem that I picked up from some street vendor in Seoul that was identical to the American one, but all of the blood was colored white. I'm not sure that seeing a monster's head explode in a shower of what I will generously refer to as "milk" did anything positive for my moral alignment.
The most hilarious though is in part 3 of Jojo's Bizarre Adventure. The main character is a minor so they censor his face any time he smokes. But in one episode there's a bad guy who can imitate people's faces, and he imitates the main character and smokes (without any censorship).