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Nvidia blocks access to video card driver updates for users from Russia and Belarus.
(www.pravda.com.ua)
This is a most excellent place for technology news and articles.
https://www.phoronix.com/news/Linus-Torvalds-Russian-Devs
The Linux project removed maintainers who were Russian or were using Russian e-mail addresses, probably to comply with sanctions. Linus hasn't talked about the legal details because he doesn't know if he can (and because Daddy Vladdy's Dick Chuggers are out in full force).