>>23912121race isn't entirely cultural at all, that's insanity
the traditional anthropological categories, i.e. Caucasoid, Negroid, Mongoloid, Australoid, etc.—the races—have been validated by empirical findings
if something can be objectively tested for, using scant few chromosomal loci, and that thing found to correspond to a very real population cluster, then how on Earth can you claim it's entirely cultural?
it's genetic fact