Last week, as I was driving out of the rental car garage at Minneapolis airport I realized that I did not like the car I had just rented. The windows were getting foggy, it was 36 F and I was still trying to figure out how the vent-control-knob worked. The knob that I found [image 1] was different from what I was used to [image 2]. It had icons on top, instead of around it. It could be pressed and rotated while I was used to only rotating it and it was split in between making me wonder if I needed to be press both sides of it. I tried different permutations and combinations but windows did not clear up. So I decided to roll them down a bit. This was not the interaction I had anticipated. Mentally I had Xed the check box for renting this car again. (more…)