sentences:  He and Wittgenstein viewed each other with animosity; Wittgenstein accused Wührer of being an enthusiastic Nazi who later tried to cover it up, and Wührer disparaged Wittgenstein's personality and pianism.Whether for this or some other reason, the recital programmes did not, as Wührer had promised Wittgenstein, make any note of the latter's exclusive rights to the works, and as a descendant of Jews, Wittgenstein had no recourse in Nazi-governed countries.Wührer continued his advocacy for modern works at least into middle age.