UT:
The point of the bans on torture is NOT that it may or may not be effective. In most cases, it is not. People will tell you anything you want to hear so that the torture will end. The point of banning torture is so we maintain moral high ground (that whole 'Hearts and Minds' campaign that we are still losing). We will get more support from our allies and relatively-independents if we say, as a national position, "We don't do this. Ever."
Also, I'm going to call shenanigans on using FrontPage.com as a source as they're factuality is suspect (specifically:
the very first article link I clicked on)