By CORY SPIERS coryspiers@gmail.com Kyle Allen was at quarterback again in Carolina's most recent game at San Francisco. It didn't matter. Make no mistake, on a day where the Panthers got blown out of Levi's Stadium to the tune of a 51-13 thrashing, it wouldn't have mattered if the quarterback was Allen, Cam Newton or Sir Isaac Newton. The Panthers could have trotted out Dan Marino in his prime and it wouldn't have mattered. It wasn't their day. Allen was certainly less than stellar. He completed just 19-of-37 passes for 158 yards while throwing three picks compared to zero touchdowns. The shiny carriage of Allen's run of unbeaten starts turned to a pumpkin and then rolled off the road and into a ditch where it was set ablaze. But Allen won't be buying lunch for his offensive line. 49ers pass rushers set up seemingly permanent residence in the Panthers backfield and harassed the young quarterback. Nick Bosa, in particular, abused the P