Well, I've come up with a very workable solution to this problem that has been vexing me. I've set up a text-only toolbar that I can toggle on/off with a button. This toolbar contains two buttons:
I may add more buttons to the right side with some saved folder formats if I want to have quick access to particular configurations, but for now, this is a quick and easy way to change around what columns I see. Plus, the Default button on the left will put everything back to normal when I'm done
I like to put the column list into the context menu for the columns themself (Customize -> Context Menus -> Lister Column Header), like this:
Great tip leo, I never noticed that menu was customizable!