> If you can physically drive 50+ mph down a street signed for 25 mph then whoever built the road may have been thoughtful but they certainly weren't thinking about safety.

Here's a nearby example road: https://www.google.com/maps/search/39.20251909603638,+-76.82...

We have regular speed bumps. They drive 50+mph, slow down, go over them, and then accelerate back up to 50+mph like it's NASCAR or something.