A researcher joked that working at OpenAI ages you. Now colleagues are posting their before-and-after photos.

Thibault Sottiaux's X post sparked a mini trend of OpenAI colleagues sharing their own before-and-after photos. Mustafa Yalcin/Anadolu via Getty Images An OpenAI Codex lead joked that the lab's pace can make workers feel years older in days. After the post went viral, his Codex colleagues began sharing their own before-and-after photos. The joke comes as AI leaders describe the health toll of the industry's breakneck pace. Working at OpenAI may look good for your résumé. For your under-eyes...