Is Torrey Smith to blame for lack of production?

Daily 49ers blog for NBC Bay Area website: Receiver Torrey Smith was billed as an impact player when he was signed by the 49ers, but his contributions have been minimal. http://www.nbcbayarea.com/news/sports/So-far-Torrey-Smith-Hasnt-Made-Big-Impact-on-49ers-351795011.html