It was fairly impossible to find a restaurant in Paris that had an AC not so long time ago. It’s totally not an issue in states.
If anything, the AC train wreck is caused by the society being incredibly conformist and conservative, trying to cling to the world of the 20th century that no longer exists.
3 per 100,000 is a lot. That's higher than the homicide rates in New England and the upper midwest of the U.S.