looking for a shell editor

[Gert Cuykens]

On Thu, 24 Mar 2005 18:43:44 +0100, Frank Staals <f.staals at zonnet.nl> wrote:
>  Dan Nelson wrote: 
>  In the last episode (Mar 24), Gert Cuykens said: 
>  Looking for a shell editor that can open two files at the same time on the
> same screen splitting the screen horizontal ? Please dont answer emac or vi
> they are not made for teletubies :( I like the ee or mc editor but i dont
> think mc editor can open two files at the same time/ Try editors/joe-devel
> (which should probably be renamed to plain editors/joe) Jep joe is realy
> cool, its my default text-editor and it can be used in a split-screen mode. 
>  
>  you should probably get used to the commands you can use, first ctrl+ k
> seems a litle weird but when you get used to it it realy rules ( in fact
> when I'm working at school in word or notepad and I want to save my stuff I
> automatically do ctrl + k + d ) :D 
>  
>  ctrl + k rules after you get used to it 
>  
>  Good Luck
>  
>  Frank Staals
>  

Yep joe looks great. But i dont understand why they use ^K so much ?
What is the logic behind ^K what does K stand for ? I would understand
^J on all the special joe key bindings but ^K ?