Who from HN would install a Chinese OS by choice? We have our own privacy issues from western companies, but at least we can hold them (minimally) accountable.
I wouldn't say Europeans are powerless against american companies. Legally speaking, yes, but then so are Americans themselves. The only thing we can do nowadays is public outrage. Doesn't matter who writes the medium blog post, as long as it hits MAJOR_SOCIAL_NETWORK frontpage.
Well, if it is truly open source and has reasonably reproducible builds, I would absolutely use it.
Unfortunately most Chinese suppliers don't take their GPLv2 obligations very serious when it comes to Linux kernel drivers for example. If these new(?) players do, I can only applaud it.