" But in this instance we have just ended someone's life. "
AC Lover WE have done no such thing, this guy had a choice and is now paying the price. Plenty of his peers in similar circumstance have avoided his fate, by being respectful and hardworking.
Your history with Rehab is conjecture and unproven as I am sure you know. There is enormous research to suggest that a high % of those rehabilitated would have self rehabilitated in any event.