At such projects, everybody is constantly mumbling about what all could go wrong, its just legally relevant background noise- not actually "sticking" out warnings pointing at a particular point of failure.
I'm sorry, You completely mischaracterize what happened that morning. The contractor responsible for the solid rocket booster flat out said "do not fly this love morning". NASA actually went to his supervisor and for his supervisor to sign off on the flight (the particular contractor who refused to sign off said " that was the single smartest decision of his life").
The following is a link to his book, but I actually heard a presentation from him.
The following is a link to his book, but I actually heard a presentation from him.
https://www.amazon.com/Truth-Lies-Rings-Challenger-Disaster/...