The "Leno effect" may be secondary in the sinking of SuxNews in the ratings. Monday night's HD debut was a disaster, plagued by even more technical incompetence than usual. As many commenters have pointed out, cameras were off-the-mark and on-the-move at all the wrong times, there was more dead air than could be found in a mausoleum, and Tracy Madden's head appeared to be a giant ball of