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Europe bets on RISC-V for homegrown supercomputing platform
(www.theregister.com)
This is a most excellent place for technology news and articles.
it's complicated. afaik asml has agreements with the us govt, and cross licensing with american companies. also, asml only makes lithography tools, there's a LOT more to making semiconductors than just exposing patterns. and a few of the biggest vendors like kla and amat are american. kla in particular is essentially a monopoly in the metrology space.