Warnings about inflated tech stocks suggest investors never learn and central bankers learn too late Warnings about inflated tech stocks suggest investors never learn and central bankers learn too late T he message from global regulators this week was blunt: the AI boom is driving stocks to dotcom-bubble highs – and the world is finally listening. With so much cash riding on so few firms, any loss of faith could send shares tumbling and drag down the wider economy. China’s proposed export