That section ended with us knowing the help had arrived. Joe will live. As I just finished reading another story today, it was stated there that wrist slashing never works as the victim never cuts deep enough and the muscles constrict slowing the blood flow. (Everybody's Wounded, Chapter 15).
I have to agree. I think he's a little ashamed of himself for thinking that now. But at least he owned up to it.
I too, loved the men in grey suits comment.
The only thing we don't know is when the engineer will get it. If The Scar is around, I'm sure he will do the honors. I would also think that he will enjoy it more than killing Eric.