Don't worry your head with the technical challenges surrounding nuclear tech. There are real scientists working on it, coming up with newer and better designs, not to mention the move to modular reactors which will further increase the reliability of individual modules (parts) and drive down costs.
Reality is such that the atom is the most potent energy source. If you don't like that, turn to medical help, because sure as hell Reality won't magically align with your desires.
And it's tragic beyond belief what has happened in Chernobyl, but that is on those idiotic communists and their total incompetence and arrogance. On this i can agree - some people are simply too stupid and should be limited to only solar cells and wind turbines.