> Then its output could be considered a derivative work of every work in that training corpus, and anyone whose creative work went into that training data will

> Then its output could be considered a derivative work of every work in that training corpus, and anyone whose creative work went into that training data will have a copyright claim on the results. Depends how tech savvy the judge is. An ML model is not really like a copy or reproduction, it's much more like a person's brain in that it aims to take general patterns from various sources.