Fast
Hermes beats Flash, hands down.
Free
Even if you don’t subscribe to Pandora One, Hermes is and always will be open source and free for everyone.
Usable
Hermes pauses music when your computer sleeps and doesn’t resume on wake. It recovers from errors and picks up the song right where playback left off.
Featureful
Like and dislike songs; create, edit and delete stations. Enjoy Last.fm integration and song notifications.