Earlier quoted context omitted.
Like most backward looking judgements these days, such things require understanding the culture and zeitgeist of the mid 70s. I'm pro-nuclear as well, but understand that for many decades the "smart" thing to do was to oppose it. I wouldn't expect a musical artist to have a more nuanced opinion than most of their contemporaries.
More like the robot thing to do. Anti-nuclear sentiment in Germany was entirely manufactured; it was the product of Gerhard Schröder and similar robots who enriched themselves on Russian oil and gas. Ironically, it is also where the so-called Green Party began.
Combine that with political decision to put waste into Asse II. Not because it was a good place, just screw with East Germany.
Big demonstration like Brokdorf where around 81. Schroeder begun being a Ministerpräsident in 1990, and 1998 Bundeskanzler.