In the sense that “being exposed to the literal rest of humanity’s innovations” is culture, yes. Anything and everything had to be independently developed in t

In the sense that “being exposed to the literal rest of humanity’s innovations” is culture, yes. Anything and everything had to be independently developed in the Americas prior to contact due to isolation, the white man backwater of Europe got to ride the coattails of R&D across the entire Eurasiafrican supercontinent for millennia, as a comparison. For a concept like a wheel to spread from, say, Northern China to Southern Spain, they could literally just roll on over.