Okay, I'm going to argue now :-)

>> Well, that tends to be another problem, getting "feature creep" with getting
>> a whole bunch of extra icons and special modes, etc...

But is that not what you are suggesting with ...

>> the special "cline" command,

and..

>> you would go into that command which would allow you to adjust them.

All I'm suggesting is to turn it around. One special command to lock all the guides. Manipulating guides works as now, but on persistent clines. Click, drag, right click get the wee menu. No extra icons required except for lock guides.


Just my tuppence worth ;-)