Students Amanda McComas, Rose Marie Chute and Sari Schwartz are approached in October at Santa Monica City College in California about signing up for insurance with the Affordable Care Act. Robyn Beck/AFP/Getty Images hide caption

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It's been a rough week for Tesla, but extra scrutiny is expected for the new car on the block, says Jake Fisher of Consumer Reports. Jeff Chiu/AP hide caption

itoggle caption Jeff Chiu/AP

Audi's night vision assistant, an example of how car companies are making cars that are part of drivers' digital lives. Courtesy of Audi hide caption

itoggle caption Courtesy of Audi

To teens today, cars aren't important in the same way they were in American Graffiti, the 1973 film directed by George Lucas. Lucasfilm/Coppola Co/Universal hide caption

itoggle caption Lucasfilm/Coppola Co/Universal