If a new startup comes up, and someone points out "they've taken funding from Philip Morris / Altria", that is completely on topic, and will affect how some people evaluate the company. This is comparable.
Calling someone a "reactionary nutjob" isn't really informative. You can put someome's biases on display without insults, just as other commenters have done.
indeed. the objective description is “a genuine german neonazi”.