Mark Zuckerberg
Meta CEO and Founder Mark Zuckerberg AFP News

A California jury has, for the first time, held major tech companies responsible for a young user's mental health harm, and the reaction online has been immediate and sharply split.

The 25 March verdict found Meta and Google negligent in a case centred on platform design, not content.

As details from the courtroom emerged, the ruling quickly moved beyond legal circles, sparking a broader debate about whether social media companies or parents should bear responsibility for how children engage online.

What Did the Case Against Meta And Google Claim?

The lawsuit was brought by a now 20-year-old California woman, identified in court as K.G.M., who said her struggles with anxiety, depression and suicidal thoughts were shaped by years of compulsive platform use.

According to testimony, she began using YouTube at age six and later joined Instagram before she turned 11. Her legal team argued that the issue was not what she saw online, but how the platforms were built.

Depressed Children
A California jury has found Meta and Google negligent in a case involving a young user's mental health, sparking a debate on tech companies' responsibility. Photo: Pixabay

Features like infinite scroll, autoplay and algorithm-driven recommendations were described in court as deliberately engineered to keep young users engaged for longer periods.

Lawyers pointed to internal research — including findings that Instagram could worsen body image issues among teenage girls — to argue the companies were aware of potential harm but did not act.

How Meta and Google Responded in Court

Both companies rejected those claims and signalled plans to appeal. Meta argued that teen mental health is shaped by multiple factors, including family environment and personal challenges, and cannot be traced back to a single app.

Its defence also pointed to existing safety features, including parental controls and teen-focused account settings.

Google, which owns YouTube, maintained that its platform is distinct from traditional social media and said there is no clear scientific consensus directly linking usage to the kinds of harms described in the lawsuit.

A key legal question centred on Section 230 protections. The court ultimately allowed the case to focus on product design rather than user-generated content, narrowing the companies' defence.

The Verdict And Why It Matters

After weeks of testimony and more than a week of deliberations, the jury ruled 10–2 in favour of the plaintiff. It found that the platforms' design features were a 'substantial factor' in contributing to her mental health conditions.

The jury awarded $3 million (approximately £2.2 million) in compensatory damages and an additional $3 million in punitive damages, bringing the total to $6 million (approximately £4.5 million). Liability was split, with Meta responsible for 70% and Google 30%.

Legal experts say the ruling could influence dozens of similar cases already working through the courts. It also follows another recent decision in which a jury ordered Meta to pay hundreds of millions in a separate child safety case, signalling growing legal pressure on tech companies.

Online Reaction Splits Along Familiar Lines

The verdict quickly spread across platforms, where it triggered a deeply divided response.

Some parents, advocacy groups and researchers called it a long-overdue moment of accountability, arguing that companies have spent years optimising products for engagement while downplaying risks to younger users.

Others pushed back just as strongly, framing the case as a question of personal responsibility. Across comment sections and social media posts, critics questioned why a child had early access to platforms in the first place and argued that supervision ultimately falls on families, not corporations.

'It really comes down to bad parenting and not monitoring social media. Which is crazy because when I was young, my parents would get a report of my internet activities on AOL,' a user wrote on X, claiming how parenting can also be a factor in a child's depression.

Whether the verdict holds on appeal remains to be seen. However, it has added fresh urgency to an ongoing conversation about youth mental health, regulation and the role of Big Tech companies, one that is unlikely to settle anytime soon.