Adobe’s ereaders had a disclaimer that their books cannot be read aloud. There’s clearly precedent that this sort of transformation was disallowed by publishers

Adobe’s ereaders had a disclaimer that their books cannot be read aloud. There’s clearly precedent that this sort of transformation was disallowed by publishers at the time. Interestingly, at least the audiobook of the latest dungeon crawler Carl has a disclaimer that it can’t be used to train AI