Oh US made?
So probably an alternative to a rock

LOL at this guy not wanting to deal with facts.
At least you chose the right name.

Soooo, buy expensive Danish plastic?

1 you didn’t provide any sources. 2 your book suggestion leads me to repeat my comment: ‘geopolitically motivated’.

Chip War: The Fight for the World’s Most Critical Technology is a 2022 nonfiction book by Chris Miller, an economic historian and nonresident senior fellow at the conservative think tank American Enterprise Institute.

(With mass murderer Dick Cheney on the board of directors)

I have a slight feeling he may not be totally objective.

https://www.theguardian.com/world/2023/mar/02/china-leading-us-in-technology-race-in-all-but-a-few-fields-thinktank-finds What do you think the logical outcome is? China has made phenomenal progress and all the bans and geopolitically motivated sabotage have only accelerated it.
They have plenty results in this field not ‘claims’. I don’t see how you can be dismissive of this.