"Hardly a day goes by without someone sending me a link to a video, Flash animation, or MP3 file related to the U.S. political campaign," obsserves Steve Yelvington. "It's the first time that multimedia files have been so thoroughly woven through the national political conversation. JibJab's hilarious animations [3], "This Land" and "Good to Be in D.C.," have been widely covered, but there's much more. PBS has placed its excellent biodocumentary, "The Choice 2004 [4]," on the Web for online viewing. Jon Stewart's skewering of CNN's Crossfire [5] is posted all over the Web (although not at CNN.com). The polemic "Stolen Honor: John Kerry [6]