AN extraordinary amount of jazz hits New York over the next two weeks: four festivals, about 150 sets, and much of it extracurricular to the usual riches at the clubs. It’s a time of marathons and breadth and goes in heavy for the new: not just youth, but also new aesthetic combinations, new attitudes toward repertory, new influences and paradigms, new clubs and theaters. Unlike some past jazz festival seasons, with more brand-polishing and sentimental favorites, this one — in the aggregate — can really show you where both the music and the culture of jazz in New York have gotten to. More...

.