While it may work with internal drives I doubt Overdrive would have any effect on external drives because the USB and Firewire protocols have no provisions for handling that kind of data. But I have no way of verifying that as I no longer have any external enclosures that do not support the large disk model.
"All you've got to do is own up to your ignorance honestly, and you'll find people who are eager to fill your head with information" --Walt Disney
