That’s a good point for things with certain kinds of specs, but it seems a hell of a lot more straightforward for the person who is writing an implementation to

That’s a good point for things with certain kinds of specs, but it seems a hell of a lot more straightforward for the person who is writing an implementation to also be in a testing mindset (if only to be writing testable code) Perhaps people in these environments are made of different stuff but touching both sides feels almost essential to me.