Short-lived but highly influential, Cap'n Jazz helped transform emo from a deeply underground punk subgenre into a more widely accepted subset of indie rock. Not terribly popular or well-known outside of the Midwest, Cap'n Jazz's main contribution was stylistic -- along with Pinkerton-era Weezer, they helped shift emo's always-elusive musical focus from post-hardcore prog-punk to an arty but more accessible punk-pop. Their discography was as scant as it was rare, but that very obscurity helped build their underground legend through word of mouth, until a double-CD retrospectiv...