On November 21, there were several major news stories on the New York Times business pages. One of the biggest stories was about Microsoft and the upheaval at OpenAI, a small but influential artificial intelligence start-up. The development of the ChatGPT chatbot caused Microsoft’s shares to reach a new high. In another story, X, formerly known as Twitter, sued Media Matters in federal court after research showed that ads on X appeared next to antisemitic content.

Meanwhile, Epic Games’ CEO Tim Sweeney testified in a San Francisco federal courthouse as part of the company’s ongoing legal battle against Google. Additionally, employees at OpenAI expressed concern about their future at the company after more than 700 of them signed a letter indicating they might leave if ousted CEO Sam Altman is not reinstated.

The development of ChatGPT had caused significant upheaval at OpenAI, which in turn had an impact on Microsoft’s shares. Another major story involved X suing Media Matters over research showing that ads on X appeared next to antisemitic content. In addition to this, Epic Games’ CEO Tim Sweeney testified in court as part of the company’s legal battle against Google. Finally, OpenAI faced an uncertain future as employees expressed their willingness to leave for Microsoft if Altman is not reinstated.