Could We End Road Rage If You Could Just Send A Smiley Face To Other Drivers?

The power of a simple gesture can do wonders, even from within a dangerous hunk of metal.

Trapped in rush hour traffic, there aren't many ways to communicate with other drivers—the horn, an angry gesture—and most don't tend to foster positive feelings. It's even harder to communicate when it's dark and you can't see faces.

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