Most people had accumulated money saved during the war, then spent it on whatever they wanted. Technological breakthroughs led to mass production of automobiles, innovative designs, and huge profits. “Air conditioning, power steering, electric brakes, and car radios were all introduced for safety measures and to attract buyers” (Kallen 103). Automakers have kept up with the competition by adding new gadgets to their cars so they can sell more of them, such as different styles and colors. Owning a car was no longer a luxury when "rising incomes and easy credit brought late-model automobiles within reach, and by the end of the decade four out of five American families had a car" (Time-Life Books 95). Everyone was looking for the new appliance to own just to show it off and say they had it. No one really cared about safety measures with cars or traveling to far away places, they just owned one for show. However, since “nearly 68 million cars and trucks were in use in 1958” (Kallen 103), more roads needed to be built and laws enforced. The need for an easier way to travel across the country was needed now more than ever with the increase in automobiles. The government had tried to pass laws to build highways, but some of them failed and others did not provide enough