The media baron Rupert Murdoch’s Dow Jones and the New York Post filed a lawsuit against Perplexity AI on Monday, claiming the artificial intelligence startup engages in a “massive amount of illegal copying” of their copyrighted work.The lawsuit is the latest salvo in a bitter ongoing battle between publishers and tech companies over how the latter may use copyrighted content without authorization to build and operate their AI systems.“This suit is brought by news publishers who seek redress for Perplexity’ ...