The show uses the line 'his mommy was a Commie' as a funny. Imagine if they said someone's 'nanny was a Nazi' to get laughs. But NY does not think these two ideologies are both bad.
They are an experienced, polished team, and quite good together. Kuby, though often misguided, presents quite cogent analysis of many issues, and I do enjoy listening to him. He also is pretty supportive of gun rights, BTW.