They're scans. Those are human-readable. They probably won't make them available to the public, which is the exact same state they would be in if they bought the books and just put them on a bookshelf in a warehouse.
That was due to negligence. Now it is profitable to keep the books private, and actively deny others access to them.
That was due to negligence. Now it is profitable to keep the books private, and actively deny others access to them.