AS DONALD TRUMP’S tariff tantrum destroyed trillions of {dollars} in shareholder worth, shrieks of horror from American chief executives grew high-pitched. Should you assume America Inc had it unhealthy, then spare a thought for Hong Kong. The self-governing Chinese language territory is the world’s gateway to Asia, and China specifically. It is usually Asia’s, and China’s, gateway to the world. And for the trade-warmonger-in-chief, China and Asia are enemies primary and two.