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Asia stocks tumble after AI rout rocks US markets

A rout in Asia’s tech-heavy markets deepened on Friday as fear of increased regulatory scrutiny and a slowdown in AI build-out precipitated the steepest decline in US stocks since the tariff-triggered “Liberation Day” selloff in April 2025. Japan’s Nikkei slumped 7 per cent immediately after the opening bell while benchmark share price indices in South Korea and Taiwan dropped more than 8pc. Stocks across the region then appeared to stabilise as dip buyers emerged. European stock futures also cut initial loss and were last down 0.6pc. Nasdaq futures were up 1.4pc though sentiment remained frag