Jacob Coxon, 27, resigned from Anthropic citing existential AI risks—a move amplified by colleague Evan Hubinger, who publicly pegs human extinction odds above 10% by 2030. The departure is fueling fresh momentum for Bernie Sanders and Rep. Greg Casar's proposed Ban Artificial Superintelligence Act, which would criminalize AGI development under nuclear-grade penalties. Industry engineers are pushing back hard, calling the doomsday framing alarmist theater and a bid for regulatory capture. Capitol Hill is now split: extinction-level warnings versus engineering realism. #ai