Ten years ago, the odds that outright Nazis were to be elected to the Bundestag were approximately zero.
Seriously, I am not in favour of alarmism. But I have to face realit. One fact of reality is that predictions are quite difficult, especially concerning the future. (And I am trained in statistics. I even had a go with Reverend Bayes.)
Don’t ever exclude the possibility that fascisms might also rise in Germany, again.
Nie wieder! is a promise. Not a description of a certainty. We have to keep that in mind. And fight for it.