I used McVeigh as an example of specific hate. But you are right that there is a difference between an ideology and an individual. Yes I agree with you, but they do not have to stop naming those responsible despite their nationalities. Those peoples where criminals and their nationalities have not played the first roles in those crimes. Among those who where responsible where russians, jews, ukrainians too.
People have to know it in order to prevent such things in the future.
Communism is dangerous, it did destroyed half of the Europe, it is still around and is a great danger for Ukraine. BBs are imperfect. But they are an useful medium to share opinions.