Artificial intelligence companies like OpenAI have been quick to unveil plans for spending hundreds of billions of dollars on data centres, but they have been slower to show how they will pull in revenue to cover all those expenses. Now, the consulting firm Bain & Co is estimating the shortfall could be far larger than previously understood. By 2030, AI companies will need US$2 trillion in combined annual revenue to fund the computing power needed to meet projected demand, Bain said in its...