KEY TAKEAWAYS

*Smart tire technologies are helping city planners to envision new transportation schemes.

*$342 billion will be spent on smart cities in 2016, and will double by 2021. Some of that will go into making roads smarter. Smarter roads need smarter cars, which need smarter tires.

*A bold and unique spherical tire might change how get from Point A to Point B

*Goodyear and Pirelli are leading the way in smart tire designs, and that’s where investors should look, though tire manufacturers still have more engineering work to accomplish.

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