Earlier quoted context omitted.
Also imprisoning people who are not a danger to society in any way shape or form is very modern American. And socially destructive.
I could argue (though don't really agree) that Andrus Nomm was a threat in the same way as Bernie Madoff. Neither was running around shooting people or starting fires. The same could be said for elderly war criminals. There are situations in which it is right to send people to prison without them posing an active and dangerous threat. Whether this in one of those situations is more arguable.
One undermined the public's confidence in the strength, fairness and security of financial institutions, the other made some rich people not any richer.