WATCH: Car designers at work - How the Audi A7 was made

Car design has changed greatly in recent years; the work has become more fast-paced, comprehensive and interdisciplinary.

Take a look behind the scenes to see how designers created the look of the Audi A7.

Playing with clay

While other manufacturers do almost all of their artwork and planning on a computer, the base of the A7's design is created from good old fashioned clay.

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Make no mistake, the base planning and lines are all done behind the screen but seeing the a computerised Picasso do its thing is incredibly satisfying to watch.