Waterboarding-Legitimate technique or torture>

Christopher Hitchens, a heretofore left-winger-turned-shill-for-the-neocons had asserted that waterboarding was not torture until, to his credit, he volunteered to try it himself for a Vanity Fair feature. His conclusion? "Believe me, it's torture. However, Hitchens’ waterboarding only last 2 mins. When Current TV’s Kaj Larsen investigated the practice of waterboarding, his experience lasted 24 mins. See the full video at www.current.com/kajwaterboarded and decide if this interrogation practice allegedly used by the U.S. government is a legitimate technique or torture?