TL;DRSpotify is introducing “Track Reactions” in collaborative playlists.Members can react to songs in the playlist from a set of six emojis.The feature is rolling out in select markets in the coming weeks and will be available to free and premium users.Collaborative playlists in Spotify are a great way to create playlists with your friends and family. Everyone can add songs to the playlists, creating a unique music collection for all collaborators. Now, Spotify is making this experience even more interactive.Spotify announced that it’s adding a new “Track Reactions” feature in collaborative playlists. With this, users can react to songs added to the collaborative playlist using emojis. The feature includes six emojis to choose from: , , , , , and .