A billionaire tech CEO was interrupted during a public speech when a man on stage handed him a subpoena, prompting a chorus of boos from the audience. The man, who had climbed onstage uninvited, claimed to have a legal document for Sam Altman, founder of OpenAI.
Source: https://www.thedailybeast.com/billionaire-ai-overlord-sam-altman-ambushed-onstage