“The dude was a genius, way ahead of his times.”
You are, if you follow the logic of this thread, therefore a hitler-loving racist atheist if you believe in science.
I prefer real logic.
“Science leads you to killing people” - Ben Stein
I think the take away is that Darwin is not someone to be idolized. And I think it fair to say that some people do. Does it not seem this this particular insight into Darwin's thinking ought be a bit embarrassing for those with Darwin fish on the back of their cars?
However, I would agree with you to the extent that this has no real bearing on the veracity of the idea of common origin of species. The theory has "evolved" beyond Darwin's views on the matter in any case.