We've highlighted the unidentified savings, as you've noted, because we haven't seen the details on those savings. It is the same situation we found ourselves in on asset sales, when we saw, almost a year ago, that government was adjusting the fiscal projections for things that we felt didn't have sufficient information behind them.
Is it possible to generate $2 billion worth of savings? If the government has identified measures and we haven't been made aware of them, that's the reason we've not adjusted the books yet. Is it possible to generate $2 billion? It is possible, but we haven't seen the details.