Posted Aug 13, 2026 at 2:25 PM UTCLExternal LinkFlock’s updates are more about fixing a PR problem than actual harm, ACLU says.The group says that while changes like more limited data retention is welcomed, the devil is in the details. “Transforming an exceptionally dangerous mass surveillance system into one that is fully protective of civil rights and civil liberties is a difficult, if not impossible task,” it writes.Follow topics and authors from this story to see more like this in your personalized homepage feed and to receive email updates.Lauren Feiner