It’s probably about how they write the space shuttle software, and it’s quite a famous article. The original is now paywalled but there are many copies.
https://www.eng.auburn.edu/~kchang/comp6710/readings/They%20...
https://www.eng.auburn.edu/~kchang/comp6710/readings/They%20...
When asked, people prefer €15 burger no tip, but when actually making a choice, they prefer €10 burger with €5 tip. Similarly, companies state "bug-free code" as a goal or requirement, but then they prioritize other goals over code correctness. My workplace is in the process of completely removing code reviews. And actually, I don't disagree with the decision - my career is short, but I have never seen reviews fulfill any purpose other than to share the blame in case of an incident.