I tried it a few months ago and liked it, but the android app wasnt ready. And I didnt like that I couldnt save the songs I listened to any the device that I l

I tried it a few months ago and liked it, but the android app wasnt ready. And I didnt like that I couldnt save the songs I listened to any the device that I listened to them on - like a simple local cache. Whats the big deal with adding a "Download" or "Save" option...for any streams.