Abhi from Los Angeles questions perceptions that the San Francisco 49ers have a significant need at tight end.2012 49ers Tight Ends"Last year, I was surprised that Garrett Celek was the last 49er to make the roster," he writes. "Is it reasonable that they were looking to groom him as a Delanie Walker replacement? Why does everyone think the 49ers need to draft a tight end very high (like with one of the first three picks)?"Sando: I'm all for questioning perceptions.