(Bloomberg) -- Prime Minister Rishi Sunak was hoping his AI summit next month would bring heads of the most powerful nations face-to-face with executives to guard against the technology’s “catastrophic” potential. With less than two weeks to go, the guest list is thin on world leaders. Most Read from BloombergIsrael Latest: Oil Declines as Hostage Talks Delay Gaza InvasionCar Owners Fall Behind on Payments at Highest Rate on RecordUS Push for Release of Hostages Delays Israeli Ground War, But Wo