It was a tough day for diehard San Francisco 49ers fans.It game down to the final seconds, and a pass in the endzone that ended up going the Seahawks' way. And no place was reaction more fast and furious than on Twitter. From NaVorro Bowman's cringe-worthy injury, to the heart-pounding final seconds, and culminating with Richard Sherman's postgame trash-talking, there was plenty to keep the Twittersphere buzzing all game long. Here's a roundup: Photo Credit: Getty Images