Dario Amodei has responded to the controversy swirling around Anthropic's refusal to sign the open letter. He says he agrees with much of it, but does not agree that open-weights models necessarily make it easier to develop safeguards, or that broad access to capabilities necessarily helps defenders more than attackers. His main concern is the attacker-defender asymmetry in biological attacks. He also reiterates his position on authoritarian governments. I will quote; 'My primary concern is…