AutoCAD Command Line is the most important feature in AutoCAD. Veteran users can use two hands (one on the keyboard and the other using mouse) and draw very quickly. It is faster than relying on the GUI only.
The new users probably using GUI more than older users like me. They prefer the Ribbon and use the Command Line less.
In this post, you can see 6 things AutoCAD Command Line can do to make your life easier. You don’t have to use them all, but at least you know it can be done. If you think it’s good, use it. But if you don’t like it, leave it.