Is it just me, or are the clouds hovering around the Giants growing thicker? With only a handful of exhibitions standing between the champsand their quest to repeat, the team is slowly building a list oftroubles, albeit shorter than most. Cody Ross ' strained calf seems to be a minorsetback, but it exposed the fragile nature of the Giants' fan, or more specifically,the fans' fragile faith in the Giants' lineup. The blogosphere andtalk radio waves exploded with concern, hand-wringing and anguish.The thought of plugging Aaron Rowand into the Opening Day lineup wasmet with uniform dread. Postseason homers or not, we're talkingabout Cody Ross and people are freaking out.