At a Q&A following the world premiere of Luca Guadagnino’s ‘Artificial,’ Andrew Garfield suggested that OpenAI CEO Sam Altman might have a penchant for telling a fib or two. In Altman’s own interview with Vanity Fair, the tech executive claimed that he saw Garfield shooting ‘Artificial’ outside his Bay Area home. “It was very strange,” he told Vanity Fair’s global editorial director Mark Guiducci. “We waved and went on, but it was really weird.” “If that happened, I must have blacked out,” Garfield told the NYFF crowd when asked about the alleged wave. While he confirmed that they filmed outside Altman’s house, Garfield claims that “we didn’t see him at all that day we were shooting.” Read more from VF's @christress: vanityfair.visitlink.me/pH4l…