You keep saying this but it still doesn't make any sense. 50% heat would be average middle of the pack nice? And "as hot as normal person can tolerate" is full of shit because neither you or I have no concept of what "normal person can tolerate", as the normal depends on your geography. And this is quite a good reason why claiming "Fahrenheit is how human feels" is just idiotic as it relies both on a specific climate and having learned that scale growing up.

I swear you Americans can get so fucking stupid on this topic, it's like claiming that Finnish is the most intuitive language because it's the language of how love (average love, excluding outliers obviously) feels