Follow up: I can’t seem to find any ruling that says you need to destroy the scanned book. Destroying the book might bolster your case in a copyright lawsuit, b

Follow up: I can’t seem to find any ruling that says you need to destroy the scanned book. Destroying the book might bolster your case in a copyright lawsuit, but the law does not require it afaict. I doubt you would lose a lawsuit simply because you put the book in a locked warehouse after scanning it.