Maybe one lesson of Northwest Flight 188 is that driving should be more like flying. There are tricky parts that require close attention and adjustment—takeoff and landing for planes, local navigation for cars—and then there are parts that can be automated: cruising altitude for planes, freeway driving for cars. A freeway autopilot would have to keep you in your lane until your exit. It wouldn't zip around from lane to lane like a jerk. But I'm guessing most of us could live with that.
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