I saw some really great bands in New Orleans a couple of weeks ago, and it made me notice how I never see those sorts of bands here. Maybe it was mostly because the bands that impressed me most were somewhat in the New Orleans vein; One was an all-black-brass-band dressed like gangstas, called Rebirth, at a bar called the Maple Leaf. The other was an ensemble of about six of the finest players of trombones, fiddles, and guitars, etcetera I’d seen in…maybe ever, who called ...