Read more: U.K.’s AI Safety Summit Ends With Limited, But Meaningful, Progress Some commentators had criticized Sunak for interviewing Musk, who many argue has promoted misinformation and hate speech as owner of X, formerly Twitter. Sunak quizzed Musk about the unorthodox he has taken to content moderation on the social media platform, and the entrepreneur defended the use of crowd-sourced moderation in response. “If you empower people as censors, there’s going to be some amount of bias they have, and then whoever appoints the censors is effectively in control of information,” he said. China’s inclusion in the Summit also created some controversy, amid consternation about its human rights record and as rivals in the West have grown concerned about the country’s progress on AI. Former Prime Minister Liz Truss had written to Sunak to say that she was “deeply disturbed” by China’s inclusion at the summit, on account of China’s use of AI to curtail freedom. Speaking with Musk, Sunak said that “it was not an easy decision, a lot of people criticized me for it.” Musk praised him for the decision, which he described as “essential.” More Must-Reads from TIME