Comment by bluefirebrand

> Even with good design, w/o tests you will fear change and so the code will rot. With good tests, there’s no fear, so you’ll clean the code

Has anyone ever actually found this to be true?

I work in a place with 99% test coverage requirements and it's honestly still a super brittle system that everyone is afraid to make big changes to

In my experience, automated tests don't promote quality engineering, they just calcify whatever quality exists

And before you get into it, TDD is not a panacea for this problem