Originally Posted by DaleDe
Cybook does not require Windows. The id of the reader, obtained from the about screen, can be entered into the web site where you purchase the book and then you can just mount the reader via usb to move the file over.
That being said, if you want to use the Mobipocket Reader or Creator software, they are Windows only (according to the user manual). Not a deal breaker, but it's good to know