I don't know what it is about sports that makes us enjoy the valleys of our rivals almost as much as our own teams' peaks. I believe the Germans call it schadenfreude, and try as I might (not really) to be above it, I can't help but get a laugh when a Cowboys star tries to detonate his cresting team.  Kulp mentioned yesterday that Roy Williams, the "stud" receiver the Cowboys spent a huge haul of draft picks on, then a huge haul of money to lock up, wasn'...