Lin Ku-fang also believes that these recordings have historical significance: "They are tradition, they are also individuals. They aren't complicated, yet they are profound." However, finding such old recordings was not easy.
林谷芳也認為，這些錄音具有歷史意義，「又有傳統又有個人，不複雜，卻又深刻」，但這些老錄音，尋找起來非常不容易。