I've been wanting to purchase an 867-1000 MHz TiBook, but I know of the hinge issues they are prone to. I've looked around, but I can't find much general advice on them. If the hinges aren't completely intact, should they be likely to break within a year or so? I realize that there's no definite way to predict these, but generally, what kind of damage usually results in it breaking earlier? Specifically, should this be okay: