You can easily choose what music to display in Curator. To include all music, choose “Include all songs and playlists”.
You can choose which music you would like to display in Curator. In the Playlist preferences, choose “Include songs in certain playlists” and then check the playlists that you would like to include. For example, you may choose to only display the Recently Added playlist.
On the other hand, you can also make playlists of music that you don't want to include. In the Playlist preferences, choose “Exclude songs in certain playlists” and check the playlists that you would like to exclude.
Choose File ▶ Refresh to update Curator with the selected playlists.