No one is yet quite sure who will attend or what, if anything, will be decided, but Rishi Sunak’s government is adamant that next week’s AI safety summit will be a vital first step towards getting to grips with a subject that is moving at a pace even the experts cannot fully comprehend. Understandable worries inside No 10 that the Israel-Gaza war could mean a summit lacking in world leaders have eased slightly with confirmation that the European Commission president, Ursula von der Leyen, and the US vice-president, Kamala Harris, will attend. In another early victory for the UK government,…