Because they won't commute.
First third and emergency.
The position of the dirtbag.
A. Your mother ate us out of house and home.
Whenever he had the energy, he didn't have the time.
When he got the momentum, he couldn't find the position, and when he found the position, he couldn't muster up the momentum.
When they find the position, they can't find the momentum. When they find the momentum, they can't find the position.
Because cross products don't commute!
Because it wouldn't commute!