Helen Toner, a former OpenAI board member, said that the board didn’t know about the company’s 2022 launch of its chatbot ChatGPT until afterward — and only found out about it on Twitter.In a podcast called The TED AI Show, Toner gave her fullest account to date of the events that prompted her and other board members to fire Sam Altman in November of last year. In the days that followed Chief Executive Officer Sam Altman’s sudden ouster, employees threatened to quit, Altman was reinstated, and T...