OpenAI's Altman won't do IPO this year, calls AI extinction risk 'unacceptable'
By Lisa Baertlein LOS ANGELES, Sept 12 (Reuters) - OpenAI will not go public in 2026, Chief Executive Sam Altman said in remarks published on Saturday, citing safety concerns over artificial intelligence that render "unacceptable" even a 10% risk that AI could cause human extinction by decade's end.