The spectacular meltdowns in gold (GCJ26) and silver (SIH26) prices on Friday sent spooked commodity bulls to the sidelines. Grains futures traders could not help but keep their eyes glued to that day’s record-setting price downdrafts in gold and silver futures. Silver’s 26% plunge on Friday was the biggest on record, while gold dropped 9% in its worst day in more than a decade. Copper (HGH26) traders were already reeling after a sudden spike past $14,500 a ton that unraveled just as fast. Grain futures ...