“You who read me—are you certain you understand my language?” asks the narrator of Jorge Luis Borges’ “ The Library of Babel .” The Argentine writer’s short story, first published in 1941, imagines an infinite archive of books in which the alphabet has been configured into every possible combination, resulting in a limitless array of texts meaning everything and nothing. In creating Library Copy Do Not Remove , her third solo album as Discovery Zone , JJ Weihl connected Borges’s logical puzzle to the simulation hypothesis , the popular theory that, since at some point the human race will probably achieve the ability to create billions of historical simulations, we’re more likely to be inhabiting one of these simulations than the “real” world. Until now, Weihl has been a singer-songwriter-producer of pillowy art pop.…