Almost. Wanderlust. The ebb and flow of disaster and recovery. A pond overflows, a forest burns, a volcano erupts, a comet hits Earth. We always send out the scouting parties and come back. There is no immediate economic logic, just the 1 billion old instinct to check out the next habitat. By Tyma's cold logic, there is no point in tourism, yet we spend 10% of our global resources for an utterly useless activity. Why?