[zaroth]

> If they haven't needed to fix the bug in all these years just writing that script was obviously a good decision.

Exactly this. There are an unbounded number of bugs which will cause this single symptom. I think detecting the symptom is exactly the right solution.

[kbenson]

In theory. In reality, after treating one or two causes, the occurrence rate may fall to once a month or year.

I agree that mitigating the problem is a good first step though.