Yes.
My question is why not using the same mechanism for epub files: store the bookmark information outside the epub files like what has been done for mobi or txt files, then we no longer need to modify the epub files to keep the bookmark.
Yes.
My question is why not using the same mechanism for epub files: store the bookmark information outside the epub files like what has been done for mobi or txt files, then we no longer need to modify the epub files to keep the bookmark.