It was literally raining down fire all around Y-Jean Mun-Delsalle. The high winds had caused the still-burning firework tubes to drift and come tumbling down onto the heads of a group of journalists she joined rather than into the nearby Charente River as anticipated on one stormy, blustery fall day in Cognac, France. But Hennessy’s ?The Birth of Tragedy? performance art display by artist Cai Guo-Qiang still went ahead with a bang. A lot of colorful big bangs!