Why is it?

[davidtx]

That when a drunk driver kills somebody, nobody wants to ban cars.

Maybe I just shouldn't think about these things this late at night.

[lancermit]

Because drunk drivers aren't deranged lunatics intent on violence, like gun owners.

They simply made a 'mistake'. No biggie! They just get one of these:

[TDDude]

I'm sure that dude at Luby's killed a few when his car crashed through the wall but it's the gun that gets the blame.

[marksiwel]

because everybody drives and not everbody shoots.
So there is a stigma of guns being Dangerous and Exotic, while being a drunk is almost socially acceptable because everyone has had a few too many