The closely watched Allen v. Perlmutter case asks whether prompt engineering constitutes authorship of artificial intelligence-generated works. Allen applied for copyright protection for an award-winning pictural work, “Théâtre D'opéra Spatial,” that he created using prompts on Midjourney AI generator and then edited. The Review Board of the Copyright Office explained that Allen described his actions as including “input[ing] numerous revisions and text prompts at least 624 times,” but that...