Here’s how bad it’s gotten for the Giants: In the race for fourth place in the National League West, I think I’d rather be the Rockies.  In some ways, that seems impossible. The Giants are a storied franchise, the team of Willie Mays and Barry Bonds. They won three titles in five years early last decade. They have resided in the top third of payrolls nearly every one of the last 15 seasons.  The Rockies lost 119 games last year.  And yet … would you rather be starting from Ground Zero, as the Rockies are, or still digging your way down, as the Giants are? Colorado spent the last several years as the laughingstock of the sport and didn’t immediately shed that reputation this winter when it hired Paul DePodesta, who had been out of baseball for the past decade, to run things. But he has attracted a collection of people—staffers and players alike—who are intrigued by the challenges of playing baseball a mile above sea level.…