I believe it's either phone OR drag/drop into a browser from a desktop, so just no client side Amazon app at the moment, maybe to keep everyone from installing

I believe it's either phone OR drag/drop into a browser from a desktop, so just no client side Amazon app at the moment, maybe to keep everyone from installing it and setting it to backup everything on the initial launch. EDIT: Nevermind, I'm now reading your comment less as "only smartphone available" and more as "use the smart phone app as a proxy"