Elon Musk asked a federal court to stop OpenAI from moving to a for-profit business structure.AnadoluOpenAI published Elon Musk's old emails in a blog post on Friday.The AI company released its version of a timeline of events amid a brewing legal feud with Musk.In a 2015 email, Musk said OpenAI's nonprofit structure didn't seem "optimal."OpenAI responded to co-founder Elon Musk on Friday with a new legal filing and a pointed blog post featuring the billionaire's old emails in which he pushed for the AI startup to be for-profit.The emails and filing are the latest blows thrown in the legal feud between OpenAI and Musk.