The double entry technique is the most effective path to ensure accuracy (best tradeoffs for time vs accuracy) in finance and software. ie Triple book accounting has not been the standard because it's a bad tradeoff. It requires a large increase in time and effort, for rare increases in accuracy.
As the sibling comments alluded to, it’s not exclusively an AI problem since multiple people can miss the issue too.
It’s wonderful that AI is an impetus for so many people to finally learn proper engineering principles though!