The expansive new US-India technology partnership forged during Prime Minister Narendra Modi’s visit to Washington DC identifies technology as the new geopolitical frontier. A key element of the partnership is the resolve to diversify the global semiconductor supply chain, which is at the centre of the rivalry between the world’s number 1 and 2 economic powers, the US and China. Semiconductors or chips are essential to almost every modern device, from a phone to advanced defence systems, not to speak of advanced artificial intelligence-powered machines. But only a few countries are in the business of making chips, among the world’s...