The Kindle only allows the reading of Amazon DRM-protected content.
How do you load other eBooks onto the Kindle? Just add Amazon DRM.
The Kindle supports Mobipocket files directly. You don't need to write a script to do that.
DRM is not to prevent other files from being readable on the Kindle.
A revolutionary portable reader that wirelessly downloads books, newspapers, magazines and blogs to a crisp, high-resolution electronic paper display that looks and reads like real paper, even in bright sunlight.