Microsoft’s complicated relationship with OpenAI is about to take an interesting turn. As the pair continue to renegotiate a contract to allow OpenAI to restructure into a for-profit company, OpenAI is preparing to release an open language AI model that could drive even more of a wedge between the two companies.Sources familiar with OpenAI’s plans tell me that CEO Sam Altman’s AI lab is readying an open-weight model that will debut as soon as next week with providers other than just OpenAI and M...