In the Darmstadt On Air podcast tutors of the Darmstadt Summer Course talk to a person of their choice and this time they start their conversation from a particular piece of music, a book, a piece of art, a performance, recording etc. In episode #25 Danish accordionist Andreas Borregaard talks with his compatriot composer Niels Rønsholdt about "Until Nothing Left", a solo piece for a performing accordionist that was created for him in 2017.