In 2008, I wondered what we could do to help you avoid getting motion sick as a passenger in a self-driving car. I wondered if you could make audio cues to warn the mind of upcoming turns, or just alert you to look up. Researchers with Volvo recently experimented with similar ideas, and the answer was yes, it helps. Here's my article about this and other comfort issues on future robocars, which may produce a ride that's almost like sitting still.

Read about it at Can your self-driving ride be comfortable