Koven talks working with 100 fan-submitted vocal samples for ‘Voices’ [Q&A] In their latest Monstercat release, Koven's Katie Boyle and Max Rowat worked with 100 fan-submitted vocals to create the intensely emotive 'Voices.' Related Posts: Fairlane, ROZES, and JT Roach join forces on ‘Out Loud’ Bleu Clair rejoins Monstercat to set ‘The Tempo’ with high-octane tech house original