Taiwanese chip-making giant TSMC plans to invest a whopping $100 billion in the United States, after US President Donald Trump threatened to slap tariffs on overseas-made chips.Taiwan Semiconductor Manufacturing Co is the world's biggest maker of the critical technology that has become the lifeblood of the global economy.

TSMC’s $100 billion will significantly boost America’s semiconductor manufacturing industry but how it will shape US-Taiwan relations is an open question.

Enforcing the tariffs on Taiwan would be difficult, and they wouldn’t necessarily be enough to meaningfully increase semiconductor manufacturing in the United States, experts told WIRED.