📝 Executive Summary
Apple Inc. filed a lawsuit against OpenAI, alleging the artificial intelligence firm misappropriated trade secrets to develop a smartphone operating system aimed at breaking Apple's iPhone dominance. The legal move delays or derails OpenAI's hardware ambitions, preserving Apple's ecosystem lock-in and potentially chilling AI-hardware crossover efforts. Microsoft, a major OpenAI backer, faces collateral uncertainty as its $13 billion investment is tied to OpenAI's commercial viability.