Three Anthropic researchers went public this week saying AI might kill everyone. One of them quit to say it. Nobody seems to know what we're supposed to do with that. Jacob Coxon resigned from Anthropic on Tuesday, saying publicly that both OpenAI and Anthropic are "gambling with our lives" by racing toward self-improving superintelligence without acting responsibly. Coxon, who spent three years at Anthropic doing pretraining work, was one of three Anthropic researchers who went public this week warning that AI might kill everyone. Quick recap in case you missed it. Jacob Coxon resigned from Anthropic on Tuesday, specifically so he could say publicly that both OpenAI and Anthropic are "gambling with our lives" and racing toward self-improving superintelligence without acting responsibly. He'd spent three years doing pretrainin