It’s been a long week for the world’s largest chipmaker. But it’s still selling the shovels during an AI gold rush, says Catherine Thorbecke for Bloomberg Opinion. TOKYO: An attempt to steal trade secrets from the world’s largest chipmaker and renewed tariff threats on semiconductors are bending Taiwan’s “silicon shield”. But it’s not breaking just yet. Still, heavy is the head of TSMC, whose technology everybody wants a piece of. Less than a day after news broke that TSMC fired several