“This kind of content scars you for life.” As shock images of Charlie Kirk and Iryna Zarutska’s deaths spread on social media, experts reveal how the long-term impact of such videos is more harmful than you think.In the 1999 thriller 8mm, Nicolas Cage plays a private detective who watches a graphic film of a girl’s murder. His character becomes obsessed with solving the crime. He watches the footage repeatedly, leaving him psychologically wrecked and prone to violence himself. As one character puts it: “There are some things you can’t unsee … the devil don’t change, the devil changes you.” This...