Driving the bleak stretches of highway to south-western Sydney to see “Pigeon Auction” at the Casula Powerhouse, an arts centre housed in a post-industrial relic between a polluted river and a railway line, I had time to reflect on the curatorial premise for the show. An examination of ‘suburban subcultures’ is fertile ground for contemporary art.  I was intrigued to see how a coherent narrative could[…..]