Why get rid of your mouse? Maybe it can boost your productivity? On daily basis, we use a lot of complex tools with thousends of commands. It’s not possible to get rid of mouse in each of them but … ;)
Clearly, it’s not possible to learn of all shortcuts keystrokes but we use about 20% of the functionality during 80% of work time. If we learn shortcuts just for the most frequently used functions it can help a lot. And it’s not even so hard because more than a few commands are shared between applications.
Interesting way to help learn the shortcuts to popular applications: shortcutFoo
If you do a lot of coding, there’s no chance - you’ll notice the difference very, very soon.