At an MIT event, OpenAI CEO Sam Altman was asked about a recent open letter circulating in the tech community asking labs like OpenAI to pause the development of artificial intelligence "more powerful than GPT-4." smart system. The letter highlighted concerns about future system security but was criticized by many in the industry, including some signatories. In response, Altman confirmed that the company is not currently training GPT-5 and will not be doing so for some time. (The Verge)