Hacker News Reader

It also helps if you're light enough to be able to collide without injury.

So maybe we should have bumper cars that only move 25 miles per hour, and never stop except at their destination?

I could actually see that working in big cities.

Let's also reduce the mass of the vehicle, to a fraction of its payload. Then, let's have the user supply the energy from their own food supply. These improvements will also improve health, safety and space/cost/energy efficiency.

https://imgur.com/gallery/DAijq#qcfLWFs

Plastic safety bumper plates around the front seems like a good idea for this build. It might save a dog's life.

Reply on news.ycombinator.com