Honestly? I have no idea why they might do this. It's not supported on my Oasis either. The best I can come up with is pretty conspiracy-theory-ish: They're mo

Honestly? I have no idea why they might do this. It's not supported on my Oasis either. The best I can come up with is pretty conspiracy-theory-ish: They're moving towards removing the ability for you to load open formats onto the Kindle directly (i.e. without going through their mail system or kindle-store purchases).