Archie Bunker has a lot of leeway in his social life and armchair social theorizing, but that's mainly because it has little chance of impacting anything (although there are some who would debate that on the grounds that your social life can support your professional life). In this thread, people are upset because it was said to have come from a person who was in power, someone who might be able to realize an unsavory ideal they were harboring.

Edit: To complete the pedantry, note that the end of my sentence brings it in line with the content your objection to the start of the sentence: >which gains status as horrible because it congruent with a mind that would do something horrible.