SXSW Review: Filmmaker and star Leah Purcell has adapted Henry Lawson’s short story in multiple mediums, but the film version offers the least enlivening one yet. Nearly 130 years since its original publishing, Henry Lawson’s short story “The Drover’s Wife” is more popular than the Aussie writer could have ever dreamed. Mostly, that’s thanks to the tireless efforts and creative obsession of filmmaker, playwright, author, and actress Leah Purcell. Over the course of the past five…