http://www.ecogeek.org/content/view/1973/
Sure, it's a minor step, but it's in a horrible direction.
They have the ability to keep us from driving too fast now, what will they have the ability to keep us from in the future?
"I'm sorry dave, your driving too fast" will quickly turn into "I'm sorry dave, but your breathing too much air, time to die"
When machines start to become too eco friendly, what do you think they're going to do to the worst offenders, humans...