YouTube (GOOG). Flickr (YHOO). Digg. Metacafe. Stumbleupon. Technorati. Del.icio.us. Kaboodle. Fark. Furl. Swik. Mixx. Are social media tools like these the future or simply new ways to waste time? Can’t we slow this train down? Unfortunately, we can’t. But if you think about it, we don’t want to either. The Web is a vital source of innovation, and it levels the playing field between small businesses and corporate giants. The only problem is keeping up with the pace of its rapid (some would say rabid) advances.