Nvidia, a US firm which specializes in chips powering artificial intelligence, surged as much as 27% on Thursday, putting the company on course for record performance with a market cap above $900 billion. But where is the future of AI while there are raising concerns about regulation and safety? And have you ever heard of ‘greedflation’? Find out why price rises might be bringing out some unsavoury tendencies in retail. (Picture: The logo of NVIDIA is seen displayed on a mobile phone screen with AI (artificial intelligence) written in the background. Source: Getty Images)