No, you have to sell .mobi files. However .mobi files don't have to be DRMed. You can have non-DRMed .mobi files. When you sign up to the KDP (Kindle Direct Publishing), and are setting up a book to be published, there's a checkbox "Enable DRM". just don't check that.
Lots of self published authors use creative commons work as a cover art, so it even can be creative commons licenced.
Many books are sold on the Kindle Shop without DRM. Some large publishers (e.g. science fiction publisher Tor) is selling books on the Kindle Shop without DRM.
Lots of self published authors use creative commons work as a cover art, so it even can be creative commons licenced.
Many books are sold on the Kindle Shop without DRM. Some large publishers (e.g. science fiction publisher Tor) is selling books on the Kindle Shop without DRM.