Waterboarding of detainees was so gruesome that CIA officials wept
latimes.comDays since Sean Hannity proclaimed on his Fox News show that waterboarding is "enhanced interrogation," not torture, and volunteered to undergo it for charity: 3928
Christopher Hitchens had similar stance, but he actually did.
And oh boy, he changed his mind on the subject 180 deg. And he openly admitted that he was wrong. For which I had more respect for him, even though I disagreed with a lot of his points of view.
We can never seem to get a scientific assessment of whether it works. It's critical to assessing the morality of it.