This, of course, might be its position only until the Supreme Court’s decision drops. Then, its tune might change. In other words, why show its cards before it’s forced to fold. 

But assuming that’s not the case, and that it is in fact willing to lose all US revenue rather than divest itself from the Chinese government, that would be curious.

For a company that claims it’s not at all controlled by that government, it seems rather loyal to it.