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Who Taught YOU to Drive?

Cameras Part II: New technology will require new rules

You can’t talk about safety features in new cars without highlighting the role cameras now play. As mentioned in my last column, tiny lenses built into the bases of rear-view mirrors and trunk doors help drivers see everything from what’s behind them when backing up to speed-limit signs.

But two points made by car-camera guru Andy Whydell surprised me. The first is that, while car cameras can do sophisticated things, they are for the most part extremely simple devices, with a top resolution of about one megapixel. (A cellphone camera could easily have five times that resolution.) Rarely do they shoot high-definition video, he added.

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