Read the Joe Pistone book if you want to know this stuff.
I'm sure wiseguys haven't changed much since the 80s.

He said they spend a lot of time bullshitting with each other. They deal drugs, they get drunk, they get in fights, etc. The whole honor system doesn't (and never did) exist.

I think the reality is an Italian criminal acts about the same as any other criminal. Only difference is he belongs to a more organized crew and kicks up points to a captain.