The Globe and Mail reports in its Monday, Sept. 14, edition that Microsoft-backed OpenAI will not go public in 2026, chief executive officer Sam Altman said Saturday, citing safety concerns over artificial intelligence. A Reuters dispatch to The Globe reports that Mr. Altman said, "I actually think that, given everything happening with safety, right now would be an ill-advised moment to go public, and we don't feel pressure on that." United States lawmakers are increasingly calling for new rules to regulate AI systems following warnings from two researchers at Anthropic that rapid advancements in artificial intelligence could threaten humanity's existence. The warnings follow cases of AI agents going rogue to hack external systems and AI safety researchers quitting their companies concerned about the technology's risks. Politicians, both Democrats and Republicans, have responded with alarm and calls for more action. In June OpenAI said it was considering whether to hold off on a potentially trillion-dollar IPO until next year. At the time, shares in Elon Musk's SpaceX IPO were tumbling after a surge that sent that company's valuation to $1.8-trillion (U.S.).