Ron Paul is running for president, so determing if he is a racist, i.e. the validity of those newsletters, is not irrelevant to most people. It is irrelevant to me though, because i wouldn't vote for him regardless.
Even if the open windows of science at first make us shiver after the cozy indoor warmth of traditional humanizing myths, in the end the fresh air brings vigor, and the great spaces have a splendor of their own - Bertrand Russell