This podcast episode explores the musical collaboration between Norwegian musicians Nils Økland and Sigbjørn Apeland, as they discuss their latest duo recording for ECM titled Glimmer. The album showcases their unique musical chemistry, combining traditional folk songs, contemporary music, and the works of painter Lars Hertevig. The musicians delve into the technicalities of their instruments, the violin and harmonium, and the influence of free jazz in their music. They also discuss their long-standing partnership and the Spontan Festival, which has played a significant role in shaping their artistic journeys. The episode further delves into the nature of improvised music, the characteristics of the Hardanger fiddle, and the allure of physical album releases.