The legendary Loudon Wainwright III, whose career has spanned over five decades, is known for his deeply personal songwriting and sharp wit – and oversharing. The patriarch of the Wainwright folk dynasty (which includes Rufus, Martha, their late mother Kate McGarrigle, as well as Lucy and her mother Suzy Roche), Loudon reflects on the balance between oversharing and maintaining privacy in his music in this episode of Basic Folk. He candidly discusses the lines he draws when writing about family…