Analyses coevolutionary escalation — when parties adapt to each other in cycles that may help neither. Triggers: 'arms race', 'coevolution', 'escalation spiral', 'we keep one-upping each other', 'race to the bottom', 'they adapt to everything we do', 'tit-for-tat escalation', 'are we running to stand still', 'coevolutionary treadmill'.
Install
npx skills add human-avatar/skills-for-humanity --skill s4h-evolution-arms-racenpx skills add human-avatar/skills-for-humanity --skill s4h-evolution-arms-race -a claude-code -gnpx skills add human-avatar/skills-for-humanity --skill s4h-evolution-arms-race -a codex -ggemini skills install https://github.com/human-avatar/skills-for-humanity.git --path skills/s4h-evolution-arms-racegh skill install human-avatar/skills-for-humanity s4h-evolution-arms-racegit clone --depth 1 https://github.com/human-avatar/skills-for-humanity /tmp/human-avatar__skills-for-humanity
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/human-avatar__skills-for-humanity/skills/s4h-evolution-arms-race ~/.claude/skills/s4h-evolution-arms-race # Claude Code
cp -R /tmp/human-avatar__skills-for-humanity/skills/s4h-evolution-arms-race ~/.agents/skills/s4h-evolution-arms-race # Codex, Cursor, Gemini CLI, Copilot, OpenCode