—so that they understand why they're doing it. Interestingly enough, there is, quite counterintuitively, some evidence of a company's thinking about the fact that its products will be entirely red, but putting that on there because they're clearly placing their product as a treat product, an indulgence product. So in terms of red, it doesn't necessarily work quite the way you would expect it to work.
If the voluntary approach doesn't work over the longer term, would we want to, if we were able to, move to a mandatory system? I think we would certainly want to think about it, but I am not personally convinced that mandatory is best. What you then find is that companies devote a lot of energy to trying to get around the rules, rather than understanding why you're doing it and joining in. We're very anxious to partner with industry so that they genuinely believe and feel and see that they're part of the solution and part of the whole drive towards health, rather than being somebody outside who's dragged kicking and screaming into a new arena.