After the pitches, panels and parties, some of the biggest brands attending SXSW will return to their places of business with new ideas, sore feet, and raging hangovers. But how could this year's SXSWi change how and what you drive?

I look at everything from 3D-printed in-car muffins to car hackers and try to make a few guesses about what driving might look like in five years.