Anthropic Researcher's Viral Warning About AI Existential Risk Triggers Market Shocks and Congressional Pushback

A 27-year-old British AI researcher from Anthropic sparked a global crisis in confidence on September 8 when he posted a stark warning from San Francisco's Alamo Square that "the people building AI earnestly believe that it could kill us all by the end of the decade." The post, which accumulated over 150 million views in 36 hours, transformed dormant anxieties about artificial intelligence into urgent political action, stock market turmoil, and calls for emergency regulation.