Caccini was one of the principal creators of the which, at the very end of the Renaissance, led to a meteoric ascent in popularity of the solo voice. The decoration of the arias in his is never gratuitous, but always at the service of the passions of the soul, the . The whole art of this style consists in maintaining a sort of expressive nonchalance or , characterised by elegance and lightness. With his meticulous interpretative approach and remarkable deep bass voice, Joel Frederiksen breathes new life into the theatricality of the nascent Baroque.