text: The invention of these driverless cars will not only assist users of the technological advancement, but will also help to save the environment. The cars that Google cofounder Sergey Brin, "forsees would use half the fuel of today's taxis and offer far more flexibility than a bus." When the author states this fact, readers can understand that these driverless cars would ultimately change the entire world. By using less fuel, there are less toxic fumes going into the air. Currently, air pollution is a large issue in today's society as a whole. If these driverless cars are invented in the short time that they are predicted to arrive, the world could take a complete turn towards a better ecosystem.