Many believe planned investment will bring prosperity, while others worry its debt-fuelled exuberance will backfire Many believe planned investment will bring prosperity, while others worry its debt-fuelled exuberance will backfire The global investment spree in artificial intelligence is producing some remarkable numbers and a projected $3tn (£2.3tn) spend on datacentres is one of them. These vast warehouses are the central nervous system of AI tools such as OpenAI’s ChatGPT and Google’s Veo 3,