You can ban a particular song from appearing on a Pandora station. I've found this to be an effective way to get out of song ruts. The algorithm does have a t

You can ban a particular song from appearing on a Pandora station. I've found this to be an effective way to get out of song ruts. The algorithm does have a tendency to replay certain songs more than is warranted, but if you get rid of them it recovers into a state with a decent amount of variety.