I remember reading this, when it was first published, I think maybe in AI Magazine. Being a huge Common Lisp fan at the time, I immediately adopted the idea th

I remember reading this, when it was first published, I think maybe in AI Magazine. Being a huge Common Lisp fan at the time, I immediately adopted the idea that Correctness is the most important single thing above all else. I don't care what's in the box. The external interfaces on the box should be correct. This seems like a basic thing we take for granted in tools, libraries, languages and other things we use. Dishwashers. Thermostats.