Though it was less expensive and glamorous than heli-skiing, cat skiing was more satisfactory for truly hard-core skiers. With heli-skiing, all the conditions had to be just right. The trip had to be planned out in advance. With cat skiing, it was possible to be more extemporaneous. The diesel-scented, almost Soviet nature of the experience filtered out the truly hyperrich glamour seekers drawn to the helicopter option, who tended to be a mixture of seriously fantastic skiers and the more-money-than-brains types whose frozen corpses littered the approaches to Mt. Everest.