On late Friday, the U.S. Copyright Office issued its long-awaited report on AI training and fair use. It’s labeled “Pre-publication Version,” though it says no substantive changes will be made. UPDATE on May 8: President Trump reportedly fired Shira Perlmutter, the Register of Copyrights, which now raises a cloud of uncertainty over whether this report … Continue reading US Copyright Office issues pre-publication version of 3rd Report on AI Training and Fair Use. AI training is transformative, but degree depends on how AI functions. Supports new market dilution theory of harm under Factor 4.