Tech Companies Found Negligent in Addictive Design Case
Trial examined features like infinite scroll and autoplay to hook young users.
Internal docs showed 11-year-olds returned to Instagram more than other apps.
Defendants blamed Kaley's struggles on a turbulent childhood.
Separate proceeding will decide punitive damages after $375M New Mexico payment.
Experts compare case to 1990s tobacco litigation, signaling potential tech liability.
3 weeks ago