I have seen a lot of stubborn fools who keep claiming nuclear power is safe and the impossible accidents either don't happen or aren't really that bad.

"Much of anything" is a malevolent exaggeration. Germany is basically changing its entire stance on military spending, sending tons of weapons and other supplies to Ukraine, taking in hundreds of thousands of refugees and risking its economy by enacting strong sanctions and getting off imports from Russia eventually. For some people that is "not much of anything", but I suspect there is an agenda...