• TomTom's latest project will allow a sensor-equipped car to compare what it sees on a road to a TomTom-provided digital map.
  • For now, TomTom is focusing on highways like Interstate 280 in California and A81 in Germany.
  • Maps are valuable because they're key to a good self-driving car. Daimler, Audi, and BMW reportedly paid $2.7 billion for Nokia's mapping business earlier this year.

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