There's a deeper problem at play here: assumptions. Any time an assumption is made, it's guaranteed to be wrong for someone. In your example, there are two rea

There's a deeper problem at play here: assumptions. Any time an assumption is made, it's guaranteed to be wrong for someone. In your example, there are two really positive factors in play: 1. The user can change the setting. 2. It's pretty clear what the default should be. Most of the time, we don't get either of these.