Judging by the trackID.gxt2 file, Radio Mirror Park had more songs in the pre-release version of the game:
Digitalism - 2 Hearts Ducktails - Assistant Director Friendly Fires - Hurting Future Islands — Before The Bridge Gold Fields - Thunder Junior Boys - Ep Miike Snow — Animal Moving Units — Until She Says Panama - One Piece Rainbow Arabia — Blind SebastiAn Feat. Mayer Hawthorne - Love In Motion The Shoes - Time To Dance Toro y Moi - Day One Twin Shadow - Run My Heart Ultraista - Smalltalk [Four Tet Remix]