Here She Is, the Safest Driver in Los Angeles

"Jennifer King, the director of consumer privacy at the Stanford Law School Center for Internet and Society, said it’s not hard to imagine usage-based technology one day becoming a standard method for setting most insurance premiums.

If this eventually does come to pass, drivers might have to worry that even minor transgressions such as pulling in too quickly to snag a parking spot or rerouting Google Maps could potentially raise their rates.

“There’s been a market for at least a decade of installing devices in teenagers’ cars to track what they do to force them to drive more safely,” Ms. King said. “Why wouldn’t insurance companies want to do that for everybody?”"