But it also risks “fatally undermining journalism and damaging our societies”, says News Corp chief executive Robert Thomson. In News Corp’s full-year earnings report, Mr Thomson said the technology presented an opportunity to create new revenue streams and cut costs. “Generative AI has the potential to recycle itself in what you might call endless, perfidious permutations,” Mr Thomson warned. But garbage in, garbage out and garbage all about.”Challenges to publishers and intellectual property form a “tech triptych”, he said. Mr Thomson spoke positively of negotiations with tech company executives, who he believes genuinely understand their shared social responsibilities.