There is a strange primeval pleasure found in the company of a woman who is capable of beating my ass to a pulp. Last week I was watching tryouts for the Salt City Shakers—The Salt City Derby Girls All-Star team—and I heard a story about an unidentified Shaker nearly banned from the Women’s Flat Track Derby Association for hauling off and punching some high-falutin harpy from Los Angeles square in the face. Valkyries on wheels! Sleeve-tattooed Vixens! Be still my heart!