Warfare has become even more complicated since Richard Smoke wrote this description of escalation in 1977. The National Security Space Strategy describes space as “congested, contested, and competitive,” yet satellites underpin U.S. military and economic power. Activity in cyberspace has permeated every facet of human activity, including U.S. military operations, yet the prospects for effective cyber defenses are bleak. Many other actors depend on continued access to these domains, but not nearly as much as the United States.