Meta Faces Trillion-Dollar Trial Over Youth Mental Health

A trial beginning Monday in Oakland, California could force Meta to pay damages equivalent to roughly two-thirds of its entire market capitalization. Four states—California, Colorado, Kentucky, and New Jersey—are acting as lead plaintiffs in a case seeking more than $1 trillion in damages, alleging the company deliberately engineered its platforms to exploit adolescent brain chemistry. Twenty-five other states are expected to have their own trials later. For reference, Meta's current market cap stands at roughly $1.5 trillion.

The Legal Strategy: Product Design Over Content Liability

The states' case takes a novel legal approach that sidesteps a longstanding difficulty in internet law. Historically, it has been very hard to hold online platforms liable for third-party content posted by users. These lawsuits instead go after how Meta designed its products—alleging that features like infinite scroll, push notifications, autoplay, like counts, and engagement-driven recommendation algorithms were specifically built to drive compulsive behavior in adolescents. The states argue this violated consumer protection laws and contributed to mental health issues including body dysmorphia and depression.