Fact: the faster your drive, the shorter your reaction time is, the less probability to avoid an accident. Fact: the faster you drive, the more kinetic energy, the less probability of surviving an impact. Fact: some low speed limits are dumb—but not as dumb as people who drive recklessly around Manhattan.
https://gizmodo.com/police-arrests-man-who-broke-the-drive-around-manhattan-1263160070
https://jalopnik.com/this-is-the-best-takedown-of-the-speed-kills-myth-you-1302382244