After watching San Francisco ace Tim Lincecum surrender two first-inning homers and reading some of the ensuing Twitter reaction , I half expected to wake up and find Giants Nation in a state of full-on panic. But kudos to our Bay Area bros for keeping their chill after a 5-4 opening day loss to Arizona on Friday. Despite Lincecum posting a very un-Lincecumlike line — five earned runs in 5.1 innings! — the core of Giants bloggers held the ground they dug into during a poor spring for Lincecum . Here's a trio of reactions: Grant Brisbee, McCovey Chronicles : "Reacting to Tim Lincecum's velocity is for greenhorns. Worrying about 89 or 90 or 91 … bah. We've seen Lincecum succeed at 89 to 91. It's not ideal, but he ebbs and flows. And it's April. Velocities are typically down for everyone in the beginning of the season. Justin Verlander was 92-94 (on Thursday), and no one was freaking out about him." Julian, Giants Nirvana : "There's a silver lining: seven strikeouts, one walk. Last season, Lincecum had eight starts in which he allowed fewer than two walks. Seven of those games came in the first half. Walks were a problem for Lincecum last season, and he's made a...