On YouTube with 30FPS it doesn't look as good as with 60 FPS...
60 FPS version: http://epiclper.tumblr.com/post/55389165501/just-a-little-flying-testanimation-i-made-with

Actually this is going to be a full project I'm working on. But it still will take some time, those 6 seconds actually costed me nearly 6 hours of making...