TSMC’s chief executive, CC Wei, smiled broadly as he stood next to Donald Trump in the White House on Monday, announcing what he said was the biggest foreign direct investment on US soil in history. His company – the producer of most of the world’s most advanced semiconductors – would boost its existing $65bn US presence by a whopping $100bn. For TSMC the deal meant they would avoid massive tariffs Trump had flagged for the global chip industry. For the US it mean tens of thousands of construction jobs, and the eventual development of crucial technology on US soil, far…