tl;dr: Anthropic CEO Dario Amodei clarifies that the company does not support banning open-weights models, including Chinese ones, and calls such bans ineffective for national security. Instead, he advocates for three measures: restricting powerful chip exports to China, cracking down on industrial-scale model distillation, and mandating pre-release safety testing for all sufficiently capable models regardless of origin or whether they're open or closed.