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Three nuclear startups achieved criticality in advanced reactors under a U.S. Department of Energy pilot program aimed at reviving nuclear energy, but experts caution that commercial viability remains distant due to regulatory and cost challenges.
OpenAI reflects on its ten-year journey from a small group of researchers to a leading AI company, highlighting key milestones including Dota 1v1, sentiment neurons, RLHF work, ChatGPT, and GPT-4, while emphasizing the importance of their iterative deployment strategy in advancing AI responsibly.