Earlier quoted context omitted.
Culture is not totally benign. The export of America's culture has had a huge impact on the world, for better or worse. I think people who want to preserve their own culture have reasons aside from simple nostalgia.
Up and till approx the 40s we imported our culture from Europe -as did much of the rest of the economies of the world. American culture exports didn't become popular till the US became an economic power to contend with. In Asia, however, the cultural exporters, at the moment, are Japan and Korea, not so much China, despite its economic size. Fortunately and unfortunately, Asia is more pragmatic about cultural imports…
South Korea has laws literally banning Japanese TV and music. One South Korean song was banned from broadcast because it had one Japanese word in it.