DeForest Bucker, 49ers realize their best chance at Super Bowl glory is with each other

The last time DeForest Buckner stood behind the lectern that he did Monday afternoon, he was a lot younger — some six years — and a whole lot poorer, say by $140 million or so. With age comes wisdom, and over his time away Buckner seemed to have learned a lesson. There’s always green in the bag, but that doesn’t always apply to the other side of the grass. The only person happier than the 49ers Faithful and the existing inhabitants of their locker room in Santa Clara to hear the news of their trade for Buckner might have been…