[13rac1]

You may not recognize the difference, but our brains haven't evolved (nature) much in the last couple decades or probably centuries. There's little to no chance we have truly adapted (nurture) to this 24/7 noise, even plants have problems with it: https://www.economist.com/science-and-technology/plants-are-... -> https://www.sciencedirect.com/science/article/pii/S143917912...

> Plants in the traffic noise treatment group were exposed to 16 h of road traffic noise each day for a total of 15 days, while the control group was kept under complete silence. Traffic noise exposure led to significant decrease in growth indices of both plant species.

[2devnull]

Human change does not require Darwinian selection. Look across cultures. That people might tolerate or be most comfortable in noisier environments could vary for non-heritable reasons. Some people like less stimulation, some more. Autism rates have changed faster than our genetics also.