As an easier problem, what I’d find useful is a way to keep a pirated audiobook and pirated e-book in sync, the way that Amazon does with WhisperSync. A single

As an easier problem, what I’d find useful is a way to keep a pirated audiobook and pirated e-book in sync, the way that Amazon does with WhisperSync. A single app where I upload the .epub and the mp3s and it keeps me in sync when I read in either format.