Rupert Murdoch's media giants, Dow Jones and the New York Post, are suing Perplexity AI for allegedly using their copyrighted content without permission, spotlighting tensions between traditional media and AI firms. The lawsuit, filed in New York, claims Perplexity's practices infringe on intellectual property rights and disrupt revenue models, raising questions about AI's use of proprietary content. This legal battle could set significant precedents for AI development, licensing agreements, and regulatory frameworks, influencing the future relationship between publishers and AI companies.