 He spent much of his later life in Norway, where he collaborated with various musicians and created original music for art installations.He reunited with Sandoval to release Mazzy Star's fourth studio album in 2013, "Seasons of Your Day", followed by the 2018 EP "Still", which was promoted with a three-night residency at the Sydney Opera House.Prior to his death, Roback had been working with Kendra Smith on re-releases of "Happy Nightmare Baby" and a compilation of Opal EPs titled "Early Recordings", both of which are "imminently" due for release via INgrooves.