I have the same issue with Pandora playing a small subset of my Thumbs Up songs on repeat, and am in the process of switching to spotify after more than 10 years with Pandora. Going through my pandora stations, I'm finding tons of songs that haven't been played in what seems like years. Spotify's UI is superior as well. ... View more

@AdamPandora It is my "Lindsey Stirling Radio" station. ... View more

My main station has over 300 thumbs-up songs. There are some that come up multiple times/day, and some that haven't been played in over 6 months. It seems likely that Pandora is optimizing for license fees over customer preferences. Pandora Premium isn't cheap, and I expect more randomization of thumbs-up songs. Pandora also should be transparent, and make available the play frequency on your station over the past week/month/year. I'm not even talking about presenting new artists or songs. I expect to hear my already-selected songs. In reality, for the cost of 3 months of Pandora Premium I could buy all the songs that come up repeatedly, stick them on my iPhone and ditch Pandora altogether. Currently investigating other services. Pandora has lost its edge.   ... View more