“Don't let children work”: who is Reuben D.B. (34), the man with whom the online child abuse case started?

The investigation into the possession and distribution of child pornography - involving radio producer Sven Pichal, among others - all started with an Antwerp musical actor. When he showed off images of child abuse, the ball started rolling. From “smiling guy” to “problematic drug use”: who is Reuben D.B. (34)?