Baloney. If you can refute the facts mentioned in the article, have at it. If not, then I guess you have nothing relevant to offer, do you.
Quick comparison: A holiday based on belief in a virgin giving birth to the bringer of peace to mankind vs. a holiday created from whole cloth by an ex-con abuser of women. You make the choice.
This article is racist by the same definition. Any statement or group of words that refutes liberal orthodoxy is, by definition, racism. Facts are irrelevent; it's the dogma that matters.