booting optimization

[O. Sinclair]

Pastor JW wrote:
> I came across this while looking through /etc/init.d/rc to see what things do.  
> There is a line which is "CONCURRENCY=none" there so I changed the "none" 
> to "shell" like the comment indicates is a viable option and booting became 
> MUCH faster!  I wouldn't mind finding more things like this but my 1525n 
> laptop is now lightning fast upon booting!  ;)
> 
> 
> 
I have the same experience! Anyone have an idea what this setting 
"actually" does/means?

Sinclair