ASML shares -16% in Amsterdam, the most in 26 years
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Were talking a small market of countries or super massive corporations that could possibly afford to build a fab.
The revenue is that eventually hardware needs to be replaced, and existing fans have to either upgrade or scale horizontally if they want to keep up with market and demands.
Going forward how bad of a move this is for one of Europe's leading tech companies will be apparent IMO. It's all about the moat. The sanctions started to fill in the moat when they catalysed a massive investment on lithography in China, but did wonders to preserve the moat of Nvidia, Intel, ARM, etc by setting their Chinese counterparts back a decade.