The U.S. government’s efforts to stop Russia and China from using American equipment to boost their defense sectors have resulted in tough rules — but leaky enforcement. As a result, American-made tools keep turning up in Russian missile factories and in Huawei’s supply chain. With war in Europe and China threatening its neighbors, that’s just not good enough.
Read MoreThe first lithography tools were fairly simple, but the technologies that produce today’s chips are among humankind’s most complex inventions.
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