I would not go into a life of crime, but if I did I would accept the consequences and not rat. All the ones who say that their families were not taken care of are just making an excuse, same as "I realized that the life was no good" or "I thought they were going to kill me." Gravano, Mike Franzese DiLeonardo, Leonetti, all weaklings and selfish.
In a few of the cases the ones that stand out are dileonardo pennisi and gravano they felt betrayed by the life or people in the life. Whether you agree with their reasons for feeling betrayed is another matter but would you be loyal to someone or something you felt betrayed by?