Wouldn’t reflectors work better and be low-to-no technology to allow Amish to keep to their tradition? I’m thinking similar material to diamond grade street signs.

The Amish actually do use technology, but they can’t use it unless there’s no other alternative, for example word processing.

Also, they tend to use Linux.

Also, they tend to use Linux.

I’m assuming only Gentoo, right? Compiling libraries you will never need is the height of decadence.