Meta employees have discussed using copyrighted works for training AI models, according to court documents.The dispute in the case Kadrey v. Meta revolves around Meta's claim of 'fair use' for training AI models on IP-protected works.Internal work chats among Meta staffers reveal discussions on acquiring copyrighted books for training AI models.Meta employees debated acquiring e-books at retail prices instead of pursuing licensing deals with book publishers.There were mentions of using publicly available data for model training while being less conservative with approvals.Discussions included the consideration of using Libgen, a site known for providing access to copyrighted works.Meta's AI team tuned models to steer clear of IP risky prompts and avoid disclosing the use of certain datasets.Revelations suggest Meta may have scraped Reddit data for model training and adjusted decisions on training sets.Plaintiffs in the case allege Meta cross-referenced pirated books with licensed ones to assess licensing agreements.Meta's legal defense team has been strengthened, indicating the company's high stakes in the legal battle.