Sam Altman headlined Italian Tech Week in Turin. Riddhi Kanetkar / Business InsiderSam Altman headlined Italian Tech Week the day after three key OpenAI execs, including its CTO, resigned. Altman briefly addressed the leadership exodus before discussing the Industrial `Revolution and nuclear energy.Despite the drama at OpenAI, the audience was captivated by Altman's vision and humor, cheering his long-term goals.Watching Sam Altman take his seat onstage to headline Italian Tech Week, you would not have guessed it was in the immediate aftermath of an executive exodus.