It’s no wonder so many songwriters squirm under the age-old line of inquiry of what a certain song is all about, or what a line really means. Remember the extremes The Beatles or Bob Dylan would go to get out of answering such a question, or how awkwardly Fiona Apple has evidently felt over the years under such scrutiny? Courtney Barnett looked like she wanted to be anywhere else in the world, answering any other question at all when asked recen…