Translation:

>all-you-can-eat regime of cultural imperialist dishes

American movies/TV/books etc. written by skilled professionals with formal English education.

>the y'all-o-sphere

Casual English users with no idea what a direct object is.

>the 'Ow my balls' rabbit hole

A world like the movie "Idiocracy", where a TV show about hitting people in the balls is considered highbrow entertainment.

>or just bifurcate?

Or risk becoming incomprehensible to the masses.