Z-Library is one of the largest pirate ebook libraries on the Internet, offering millions of books and papers for free. For students and researchers who can’t afford expensive textbooks and journal subscriptions, it can be a useful resource. At the same time, publishers have spent years trying to take it down, with takedown notices and blocking orders, while U.S. authorities indicted its alleged operators. This tension is the subject of a paper published earlier this month in the journal New Rev...