According to ESPN, Dilfer is starting for the 49ers this Sunday. It sounds like he's not quite ready to start and carry the team forward.
According to Nolan:
"I'm not certain that the confidence in Alex, or my confidence in watching him, is where it needs to be," Nolan said. "I know he wants to play in the worst way, but I think he understands what I mean."
More to come later.
And here's the Sf49ers.com story about the decision.