(Photo: Ros Kavanagh) Intricate and convoluted plots are not exactly rare in operas of the 17th and 18th centuries. Usually revolving around mistaken identities, complex love triangles, misunderstandings and deliberate deceptions that precipitate extreme emotions, their narratives career forward, plunging the protagonists into life-threatening and life-changing situations in which the gods, heroes and mythical characters often play their part. Vivaldi’s {…}