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Pope Francis has called for a legally binding international treaty to regulate artificial intelligence, saying algorithms must not be allowed to replace human values and warning of a "technological dictatorship" threatening human existence. The title of the message, which is traditionally sent to world leaders and heads of institutions such as the United Nations, is "Artificial Intelligence and Peace". It came as governments around the world are seeking to balance the advantages of the technology, which can engage in human-like conversations, answer questions and write computer code, against the need to put guard rails in place...