Thinking Machines Lab cofounder Lilian Weng steps down, citing startup-related stress and illness

Lilian Weng said she didn't feel able to continue working at the "pace a startup requires." Jaque Silva/NurPhoto via Getty Images A Thinking Machines Lab cofounder said she's stepping down after months of illness and stress. "I don't feel I'm able to continue at the pace a startup requires," Lilian Weng said. Her exit follows health-related step-backs by OpenAI's Fidji Simo and xAI's Greg Yang. A cofounder of Thinking Machines Lab said she's stepping down because of stress and illness. Lilian…