Amazon Cloudplayer for iOS (iPad) is useless

I have all my music uploaded into Amazon Cloudplayer because I buy my music predominately from Amazon. On my computer, Cloudplayer works just fine, except at work where my docking station messes with my laptop’s sound. On my Droid 3 the Cloudplayer app works fantastically (other than my headphone port being broken). So when I wanted to get some work done in peace, I figured I’d give Cloudplayer on the...