Remember the saying
“The modern definition of the word “Hate” is someone who’s winning an argument with a liberal.”
Well, any such comparison is going to be apples-and-oranges, simply because the sites have different policies on moderation.
If you want to ask O’Reilly a meatier question, ask why his site prohibits the republication of any posting, by any member, to any other medium. I have a problem with that, especially if he’s going to bash other sites on their content.