Sign up now: Get ST's newsletters delivered to your inbox Mr Elon Musk has a long-running feud with OpenAI CEO Sam Altman, which dates back to disagreements that led to their split after the two founded OpenAI together. AUSTIN – Elon Musk accused Apple and ChatGPT owner OpenAI in a lawsuit of unfairly favouring the artificial intelligence company across iPhones and thwarting competition for other chatbot makers. Mr Musk’s X and xAI filed the lawsuit on Aug 25 in federal court in Fort Worth, Texas, arguing that Apple’s decision to integrate OpenAI into the iPhone’s operating system harms competition and…