‘Hadestown: The Musical’ Review: Captures the Crowd-Pleasing Vibrance of the Mythological New Orleans-Meets-Rock Opera…

"Hadestown," with its free-form jamboree vibe, its spontaneous swirl of musicians and dancers onstage, is as much a happening as it is a musical. It’s a show about ancient mythology — it tells the story of Orpheus and Eurydice, which it…