US officials are creating a new formal policy of denial for shipping items to Huawei that would include items below the 5G level.
President Biden visits TSMC's Arizona plant as Taiwanese chipmaker says it would more than triple its planned investment there to $40 billion, among the largest foreign investments in American history.
Beijing criticises Washington after US announces new export controls aimed at restricting China's ability to buy and manufacture high-end chips.
"If Congress doesn't act very quickly," key producers like Samsung, Intel and Micron "are going to build in another country and that would be hugely problematic," says US Commerce Secretary Gina Raimondo.
The semiconductor industry has transformed into a high stakes geopolitical issue and a source of tension between the US, China and Taiwan, with potential implications for global commerce.
Research from a small study showed that it took seagulls 21 seconds longer to approach a bag of chips with a human staring at them.
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