Why the car companies not offer this simple technology that has been around for as long as my grandparents lived? The only answer I can think of is money - they want you to buy expensive new hybrid vehicles.

A recent study by Consumer Reports recommended that people buy only highly rated models and invest in the money market accounts to save for repairs, rather than investing in a security.

Good traction on the road can mean a better steering response and good behavior of the car.

It reduces the amount of your privacy and could be frustrating for people who appreciate going for drives later in the night, whereas this plan seems very good for careful drivers.