Consumers are generally in favour of these levies. One survey was tabled here, which you may have read as well, which states that consumers are prepared to pay these levies. The devices concerned would be those that generally make it possible to make copies.
I have rarely met any users who have downloaded all their tech music from iTunes and have made copies. They must be reassured and told that what they're doing is legal and that, if a levy is applied, they are entitled to copy their CDs onto their iPods, or their daughter's songs and so on, in a private context. We should reassure everyone at that point. This is a win-win system for creators and users—consumers—because they know that what they're doing isn't illegal and they encourage creation. So we're in favour of this model.
What kinds of works are there? I would say you can go very far. In fact, virtually all types of works could be subject to this. As regards the limit, there's a commission—