I don't make policy. Policy, however, involves risk management. If deficient plants have been operated successfully for this long, the implication to me is that their operators have proven responsible enough to handle it.
A lack of air bags is not noticable until your car crashes.
The question is if we nevertheless deem them 'safe enough'.
It is, because it is also a tautology. To me it has no bearing over the point we're discussing.