Right.

And the differences that exist between them aid in maintaining the illusion of a genuinely open-minded media that offers real choices and alernatives.

What they offer is stylized black hat /white hat choices within a rather constricted mental box of general conformity, conformity to various forms of virtually unquestioned national myths and illusions such as the assertion that "this is the greatest country in the World".

And that's utter nonsense, unless you mean great in the power of destructive weaponry or space missions...but when people are taught such things from the time they are toddlers, they grow up believing them. It becomes an unquestioned dogma.