No need for a data dump, just list all URLs or whatever else of their training data sources. Afaik that's how the LAION training dataset was published.
providing a large list of bitrotted URLs and titles of books which the user should OCR themselves before attempting to reproduce the model doesn't seem very useful.
There is a "keep doing what you're doing, as we would want one of our companies to be on top of the AI race" signal from the governments. It could've been stopped, maybe, 5 years ago. But now we're way past it, so nobody cares about these sort of arguments.