Umbral from Garin by El Marrano de la Razón
El Marrano de la Razon (the Converted Jew of Reason, i.e. Dutch philosopher Spinoza), the project of Mexican digital soundpainter Oliver Lorenzana Medina, has composed (since 2007) some psychedelic collages of musique concrete.
Oliver Medina has a philosophy major and is currently chasing a history of art master's degree.