Product Features & User Preferences - Ladder users appreciate the ability to listen to their own playlists [1] - Integration with Spotify and Apple Music is a core value proposition for users [2] - Approximately one-third of the 75,000 app store reviews reference playing their own music [2] Business Strategy & Development - The music integration feature was initially an accidental discovery due to limited resources at launch in 2020 [1] - Offering music integration became a differentiator for Ladder [2]