Media
5 min read

When Product Design Enters the Courtroom

Published on
March 27, 2026

A New Legal Perspective

In a recent article published by L’ADN (in French), the focus is on two court decisions in the United States that may have lasting consequences for the tech industry. Meta and YouTube were found liable not for the content on their platforms, but for the way their products were designed.

The article includes insights from Marie Potel-Saville, founder of FairPatterns. She explains that the courts asked a different kind of question than usual. Instead of looking at what users were exposed to, they looked at how the platforms were built, and whether that design could itself create harm, particularly for younger users.

Looking at Design More Closely

Part of the case relied on internal documents that showed how certain features were developed with a clear understanding of their effects. Some of these choices encouraged long periods of use or repeated engagement.

The discussion also touches on the ongoing debate around addiction. While there is no formal medical definition for addiction to social media, there is growing agreement that certain patterns of use can lead to serious behavioral issues. In that context, design choices play an important role.

What This Could Change

Marie Potel-Saville suggests that this decision may influence many other cases that are already underway. It also comes at a time when regulators in Europe are increasing their scrutiny of digital platforms.

The article points to a shift that is still unfolding. Questions around responsibility are moving closer to the design of products themselves, and not only to the content they host.

Read the Full Article

The original article is available in French on L’ADN: https://www.ladn.eu/tech-a-suivre/meta-et-youtube-condamnes-le-verdict-qui-pourrait-bouleverser-le-web/

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