It's been a busy month for Audi.
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Auto shows are a time for carmakers to display their hottest new models, boast about big horsepower numbers, and showcase low-to-the-floor, stylish, swoopy concept cars that have no chance of making it to production.
We've been following the development of autonomous driving vehicles closely, and usually that involves the Google self-driving car.
When Audi launched the R8, a racecar turned production vehicle in 2006, company execs knew customers would want it.