This story was originally published by ProPublica. Republished under a CC BY-NC-ND 3.0 license. It was early morning on April 1 when Mohammad Halimi, a 53-year-old exiled Afghan scholar, got a panicked message from his son. Halimi’s name had just appeared in a viral post on X, shared by none other than the site’s owner and the world’s richest man, […]