('If you give me six lines written by the hand of the most honest of men, I will find something in them which will hang him' -- Cardinal Richelieu)
Black vs white IQ is an empirical rather than an ideological question, and a question best ignored, character and culture being more important than raw intelligence. However I'm not going to hang a man just because he failed to ignore it.
The fact that Molyneux is anti-Nazi ('overreaction') as well as anti-communist is very simply consistent with his libertarian philosophy.