It's absolutely an important tool.
Actually, on the CRS, the development of the custody rating scale was in response to a recommendation from the Auditor General back in 1994. That's why we developed the custody rating scale. It has been empirically tested—and Larry could speak to that—many times.
What we're doing, however, is that, for indigenous offenders, we have an MOU with the University of Regina, and they are working at arm's length to develop an indigenous-informed, gender-informed security classification process, because there are certain factors that are gender neutral, like age and criminal history—