https://arstechnica.com/information-technology/2024/01/openai-says-its-impossible-to-create-useful-ai-models-without-copyrighted-material/

ChatGPT developer OpenAI recently acknowledged the necessity of using copyrighted material in the development of AI tools like ChatGPT, The Telegraph reports, saying they would be "impossible" without it. The statement came as part of a submission to the UK's House of Lords communications and digital select committee inquiry into large language models.