Asian businesses are being dragged into the chip war

UNLIKE LOGIC chips, which process information, memory chips, which store it, looked less vulnerable to the Sino-American techno-tussle. Such semiconductors are commodities, less high-tech than microprocessors and so less central to the great-power struggle for technological supremacy. That changed on May 21st, when the Chinese government banned memory chips made by Micron from critical-infrastructure projects. The restriction hurts the…