Appropriate punishment is a must for such reckless drivers who for their own enjoyment consume a wad too much and then put the lives of others at risk.
But if we look at the problem closely, we would see that invariably these guys would be let off scot-free and with just a mild reprimand or a rap on the knuckles.
The difference in the economic and social status of the accused and the victim is so huge that the chances of successful prosecution of such drivers are almost zilch.
We have got to face the reality and realize that our justice system is skewed in favour of those who are more fortunate and blessed with monetary advantages. Money may not buy love, but it sure buys a lot of other things, including at times, justice.
The best we can hope to do in such cases is to educate these high society people and their parents about the dangers of driving while drunk with extra emphasis on the fact sooner or later, tables could turn and in future accidents there is a big chance of the driver being killed himself rather than those poor guys sleeping on the road.
I don't believe that these super rich brats would ever care for the pavement dwellers to stop this habit but