Mike Loukides,O'Reilly ; What Does Copyright Say about Generative Models? Not much.
"In any AI application, the training data is at least as important to the final product as the algorithms, if not more important. Should the rights of the authors of the training data be taken into account when a model is built from their work, even if the model never reproduces their work verbatim? Copyright does not adequately address the inputs to the algorithm at all."
