The only people who were defrauded of their life's savings were people who wanted to be defrauded of their life's savings - people who were utterly negligent of their retirements.
$60 billion in equity disappeared when Enron collapsed, several thousand people lost their jobs, if you think that the only people affected by Enron were the ones who had all of their money in Enron, then you are extremely naive.
Skilling would loved to had you on the jury.