Photo: Joel Saget/AFP via Getty ImagesAnthropic researcher Jacob Coxon quit his job due to concerns about the safety of AI two months before his equity would have vested, he told Axios.Why it matters: The disclosure raises the stakes on Coxon's now mega-viral resignation from the AI lab, which laid out the broad view that the tech could end humanity.What they're saying: "I no longer have anything to gain by juicing up Anthropic's valuation... I left before any of my equity vested," Coxon said in...