If you base your argument on fan-fiction then there is little point in discussing this further 🤷
The safty regulations were put into place because they proved to be necessary due to serious (and costly to repair) construction defects found in all of those reactors that were put up in such a short time. And not a single operator of a nuclear power plant will ever pay for the storage costs of the nuclear waste, because as with fossile fuels that is almost entirely externalized to the society at large and future generations.