The Giants shouldn't count on any 2010magic resurrecting their season. They shouldn't live in the past.In other words, no red rally thong to the rescue. This is 2011, andthe Giants can't expect to live off lastfall's good vibes. That was general manager Brian Sabean's outlook in an interviewbefore the Giants fell 7-5 to the Astros onSaturday night, their 16th loss in 22 games. They stand 2 1/2 gamesbehind Arizona in the National League West.