Music streaming services like Spotify and Pandora have changed the way we discover new music. These services use algorithms to provide music recommendation. They suggests songs to listeners corrisponding to their taste.

But who determines what kind of music these algorithms suggest? How will music streaming services improve in the future? What about protection of data privacy? In this episode of “Hello, Audio!“, Helen was on tour at Future Music Camp in Mannheim and met up with Prof. Peter Knees from the Technical University of Vienna who is researching on music recommendation systems.