Harbaugh did miracles with Smith. the throws Smith made against NO last year in the final 8 minutes were throws the guy had never made. I would not rush to replace him, as long as Harbaugh is with him. Away from Harbaugh, I don't think Smith or Kaepernick will do much. My .02.
"We're both part of the same hypocrisy, senator, but never think it applies to my family."