Fukushima was not supposed to have a failure mode. But it did. How are we to ever believe the "experts" that the new design won't fail in another way, after whi

Fukushima was not supposed to have a failure mode. But it did. How are we to ever believe the "experts" that the new design won't fail in another way, after which we'll hear about an ever safer design. Alternatively, if they knew that Fukushima wasn't safe, why didn't they shut it down? They kept on saying "yeah, the new design is much safer, but this design is also perfectly fine" You know how they say, "fool me once, ..."