Ship it without a stylus. Require that all apps be usable with fingers. Make a sweet pressure-sensitive stylus available for extra precision. Everyone wins.
They are doing a piss poor job of filling that space because all they can do is work within the limitations of the capacitive touch screen and/or the wireless capabilities of the device. If Apple implemented a proper digitizer, it would be far better than any third party solution.
Ship it without a stylus. Require that all apps be usable with fingers. Make a sweet pressure-sensitive stylus available for extra precision. Everyone wins.