On Wed, 10 Jun 2015 17:21:09 -0600, Tony Hwang
wrote:

We have unspoken rule between us. When I am in her car or she in my car
we don't say anything about driver's driving. Anyhow pretty soon cars
will drive themselves, we'll be all just passengers.

If I ride with my wife, I need reading material. Why do wife's drive
around parking lots looking for a place to park when they just passed
one. I give up...