Originally Posted by NoWorthWhile
100% true, but I can't add my OWN books/documents/Calibre's Recipies into this cloud storage, I can only send them to my @free.kindle.com address, hence, only to one device.
That's where Amazon Cloud Drive comes in
Good point. But I think they'd be more likely to incorporate personal documents into the cloud they already have for the Kindle than they would be to integrate it into the new cloud. The new one isn't optimized for reading (document syncing, for example).