identify Spotify's two unique features that might be core competencies of the Company for the next $3$ years $($e$.$g$.,$ podcasts, playlist, music library, digital platform, offline$-$online combination, high$-$quality audio, integration with other apps, personalized recommendation, radio, family & student plans, etc.$).$ Using a resource$-$based view $($i$.$e$.,$ the VRIO framework$),$ evaluate whether the two features provide the Company with a significant advantage and discuss whether the advantage is sustainable.$$ Be sure to explicitly apply all four components of the framework $($i$.$e$.,$ valuable, rare, costly$-$to$-$imitate, and non substitutable$)$ to each feature and logically explain why they will or will not be strategically important features for the next $3$ years