8
votes
5answers
541 views

Volume controls: Why is left down and right up?

I see a lot of people discuss the order of buttons (e.g., should OK be on the left and cancel on the right? or submit button on the left or right?) but something that I wonder: Why do volume ...
4
votes
5answers
302 views

How can the mode of a car's transmission be made more clear?

In a car, if you press the accelerator it can do one of three things: make the car go forward. make the car go backward. not move the car at all. The result depends on what gear the car is in, but ...