In fairness, that's a part of the point - it's a sustainable sabotage manual, for people who want to see retirement, which necessitates things that are hard to

In fairness, that's a part of the point - it's a sustainable sabotage manual, for people who want to see retirement, which necessitates things that are hard to identify as malintent. Yeah, you could blow up the plant once, but your next action should probably be a plane out the country, and even with a ready supply of saboteurs, the vulnerability may well be patched. Kind of like the Coventry problem (actually, identical to the Coventry problem).