October 20, 2003 Live TV Pitfall Rerun on WebBy LISA NAPOLI n live television, things inevitably go wrong. And in the Internet age, TV missteps can take on lives of their own - as with the "QVC Ladder Fall" video clip that has been making the rounds. On the QVC home-shopping channel, the ladder fall clip seen around the world. In the clip, from a QVC home shopping channel telecast, a caller from California identified only as Renee had just begun extolling the virtues of QVC Item 17183, the Telesteps 12.5 foot aluminum telescoping ladder, when the incident occurred."Everybody wants...