Earlier quoted context omitted.
I feel like this should all be short-circuited by the fact that cultures are not a fixed value that can be compared for equality. Congruence, perhaps, but there are too many moving parts in culture to be able to rank them, which is an implication of solving for a single (imaginary) term.
Right. For example, there is no one "white culture". I'm white, and there are plenty of white people in my home town with whom I share little to no cultural values. Any conversation about relative values of "cultures" is probably better cast as a discussion about cultural memes (in the original Dawkins sense [1]), with the understanding that the flow of memes tend to follow social contours as clusters, and interact w…
http://www.iffs.se/media/1906/culturemap_may2015.jpeg
and notice how Anglos, even when separated by oceans for hundreds of years, tend to cluster in one corner of values-space.