I've generally been impressed with the footage I've seen of Crabtree to date in camp. But just before the one-minute mark in this video, he runs one of the worst curls I've ever seen. What the hell was that?
A.J. Jenkins Catching on Quickly
To answer your question, yes, they should. I think it would be in their best interests. There are pros and cons, like having to play more than 16 games, but overall, I think it would be a good move for them.
Oops, in another message board, someone named that link, "Should the Niners Win the NFC" to which I thought of this response above. Then, I saw "Should 49ers..." and assumed it said the same, but it didn't. Hence, I don't think anyone got my post's fake answer.