Meta is the new Meta

What's the Meta? - New York Times: "In assessing 'Letters From New Orleans,' by Rob Walker, who writes the Consumed column for this magazine, the Times reviewer noted how the author was 'parsing irony levels' and observed, 'It can get a bit meta.' At which a reader, Alice AvRutick, wondered: 'Am vaguely aware that the sense of the prefix meta has metamorphed into metadata, but what does that stand-alone meta mean?'"