Comment 37 for bug 691380

(In reply to comment #33)
> So what we need is an UI and/or behaviour that avoids those old problems,
> e.g. something like Charles proposes in comment 31 (which just arrived, so not
> yet covered here). But still, it's complex enough and easier to discuss with
> pictures of mockup UI which really help to eliminate problems and ensure we're
> all talking about the same thing.

It really isn't that hard - hopefully after you've read my last once or twice, you'll see it is really quite simple...