"Is Gustav Wagner’s Nazi stigma fair?"
This BBC writer takes a 'live and let live" attitude. Considering Wagner's virulent anti-Semitism, the Third Reich's total embrace of his music, Hitler's love fest with Winifred Wagner, and that the music was played sometimes for concentration camp inmates on their way to the gas chambers, I'm still very conflicted...
http://www.bbc.com/culture/story/20130509-is-wagners-nazi-stigma-fair/1