We live in a world where all work goes to the lowest bidder and people will always cut corners if they believe the liability won't fall on them.
The entire world could be safely powered off nuclear energy if it wasn't for pesky humans that will always lie, cheat, and steal from each other. Given that human greed is unavoidable and a nuclear accident can pollute an area for 10,000 years it's probably best to recognize our own flaws as we consider what to do with it.
I mean, here in the US we have a hard time operating trains without catastrophic failure.