The over regulation is there becaused the Soviets have shown us what under regulation, disregard for safety and zealotry can lead to.
Even Japan managed to screw up. Yes, it took a 9 Richter scale earthquake and a tsunami, plus some mistakes that were made during development.
Passive safety works just fine, but it's expensive to build huge water tanks and containers that could withstand 9/11 type of events.