Yes, exactly.
In order to continue the drive to get people to invest in that high-risk area, the government has set up.... It's very similar in a lot of other jurisdictions. The model is pretty clear. In order to incent or drive that kind of behaviour, you want to provide the ability for those who run into that situation, who have a dry hole or are in that high-risk area, to write that off more quickly in terms of a depreciation schedule.