Originally Posted by SCION
Not accurate. You can sideload apps on the Kindle Fire without rooting. Same setup as the Vox. Simply enable it within Settings. I have the NOOK app and other eReader apps on mine. Perhaps I'll load the Kobo app when they put a tablet version in the Android Market.
Can't remember if the Nook app supports ADE or not. My main concern there is the non-existent international support. No cloud storage, no Amazon App Store, etc.