Last December in their annual music issue, Oxford American lamented the demise of music criticism. But nonetheless here’s a collection of music related internet findings: Douglas Wolk discusses The Celestial Jukebox. A Cultural Dictionary of Punk (doesn’t punk, by nature, evade definition?). This blog catalogs library music, as in music found in libraries. Also, Sasha Frere-Jones reviews Britney Spears’s live act in the New Yorker.