Or if the AI thing doesn’t work out. Or some retarded President ends up in a nuclear war with China/Russia. Either of those are way above 1% chance of entirely

Or if the AI thing doesn’t work out. Or some retarded President ends up in a nuclear war with China/Russia. Either of those are way above 1% chance of entirely hosing civilisation. AI is binary. We get on with it or we don’t. Nukes are a continuous threat until they are 100% solved. People don’t usually get worse at technology so once your neighbour Larry can build a nuke or whip up an AI with his own special flavour, we need something not-invented to protect us.