But the actually valuable EUV light source technology is developed by Cymer in California. Cymer was only permitted to be acquired by ASML in 2014 under a stri

But the actually valuable EUV light source technology is developed by Cymer in California. Cymer was only permitted to be acquired by ASML in 2014 under a strict technology sharing and export agreement with US government. It's why ASML can't just sell the machines to whomever they want. It's largely American tech inside them.