Meta pirated millions of books to train its AI. Search through them here.Illustration by Matteo Giuseppe Pani / The AtlanticMarch 20, 2025, 7:30 AM ET Produced by ElevenLabs and News Over Audio (Noa) using AI narration. Listen to more stories on the Noa app.Editor’s note: This analysis is part of The Atlantic’s investigation into the Library Genesis data set. You can access the search tool directly here. Find The Atlantic’s search tool for movie and television writing used to train AI here.When...