The mob hardly ever murders anyone anymore (This is the family that whacked (Meldish)
A beat down is more likely today.
A civilian is a really safe bet these days.
A guy that is one of them and has served 15 Years in prison
Would be someone they would feel safe that he wouldn't go running to the feds

So they could very be dangerous to Pennesi

Also, when you start bringing gangbangers to the table
That brings a whole new dynamic the equation

Alot of these gangbangers will kill someone for a few bucks
You also have to be worried about one of them just making a mistake and killing you by accident. ("SHIT THE GUN WENT OFF BY ACCIDENT")

To me he seemed like a woman scorned

He felt betrayed as to what happened and just wanted to get even any way he could.

He couldn't handle the fact the other people were calling him a rat behind his back.

He couldn't come back from that.

His EGO, got WHACKED.