Very true. I think it is precisely the not-fitting in which makes cultural mixture very very productive. Or in other words, cultural homogeneity is stagnation and unproductive.

Besides, did anybody realize how much chinese are contributing to high tech, battery tech from a chinese guy at stanford. Math from many chinese.

That said, of course the chinese government will want to take advantage of this like the russians will with their emmigres. The scale though may be frightening.