--- title: Instagram tracked growing usage while targeting teens,... description: Internal Meta documents revealed during Mark Zuckerberg's testimony in a Los Angeles court case show Instagram tracked daily usage growth from 40 to 46 minutes... canonical: https://daily.dev/posts/instagram-tracked-growing-usage-while-targeting-teens-lawyers-argue-vminv3gvw twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Instagram tracked growing usage while targeting teens, lawyers argue | daily.dev og:description: Internal Meta documents revealed during Mark Zuckerberg's testimony in a Los Angeles court case show Instagram tracked daily usage growth from 40 to 46 minutes... og:url: https://daily.dev/posts/instagram-tracked-growing-usage-while-targeting-teens-lawyers-argue-vminv3gvw og:image: https://api.daily.dev/og/posts/VMINV3Gvw.png og:image:alt: Instagram tracked growing usage while targeting teens, lawyers argue og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Instagram tracked growing usage while targeting teens, lawyers argue **[TechCrunch](https://daily.dev/sources/tc)** · 4 min read · 0 upvotes · 0 comments ## Summary Internal Meta documents revealed during Mark Zuckerberg's testimony in a Los Angeles court case show Instagram tracked daily usage growth from 40 to 46 minutes per day and internally prioritized teen engagement. Emails reference company goals around 'total teen time spent' and Zuckerberg's designation of teens as a top priority in 2017. The lawsuit, K.G.M. v. Platforms et al., seeks to hold Meta and YouTube liable for youth mental health harms caused by addictive platform design. Plaintiffs argue Meta knew of millions of underage users as early as 2015 but delayed age-verification measures until 2021. Meta disputes responsibility, saying the plaintiff faced challenges predating her social media use. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Zuckerberg grilled in court over social media harms on teens](https://daily.dev/posts/zuckerberg-grilled-in-court-over-social-media-harms-on-teens-gfpipndtg) · TechCrunch · 0 upvotes · 0 comments - [‘The young ones are the best ones’: the Meta documents now in front of an Oakland judge](https://daily.dev/posts/the-young-ones-are-the-best-ones-the-meta-documents-now-in-front-of-an-oakland-judge-oytywun9v) · The Next Web · 0 upvotes · 0 comments - [Meta agrees to $18 billion settlement over teen social media harms](https://daily.dev/posts/meta-agrees-to-18-billion-settlement-over-teen-social-media-harms-xdpbsnqlk) · BleepingComputer · 0 upvotes · 0 comments - [TECH OVERSIGHT REPORT: UNSEALED COURT DOCUMENTS SHOW TEEN ADDICTION WAS BIG TECH’S “TOP PRIORITY”](https://daily.dev/posts/tech-oversight-report-unsealed-court-documents-show-teen-addiction-was-big-tech-s-top-priority--snsia3moh) · Hacker News · 1 upvotes · 0 comments --- Tags: [#privacy](https://daily.dev/tags/privacy), [#social-media](https://daily.dev/tags/social-media), [#instagram](https://daily.dev/tags/instagram) [View this post on daily.dev](https://daily.dev/posts/instagram-tracked-growing-usage-while-targeting-teens-lawyers-argue-vminv3gvw) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Instagram tracked growing usage while targeting teens, lawyers argue","url":"https://daily.dev/posts/instagram-tracked-growing-usage-while-targeting-teens-lawyers-argue-vminv3gvw","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/instagram-tracked-growing-usage-while-targeting-teens-lawyers-argue-vminv3gvw"},"datePublished":"2026-03-02T22:26:40.446Z","dateModified":"2026-03-02T22:29:25.749Z","description":"Internal Meta documents revealed during Mark Zuckerberg's testimony in a Los Angeles court case show Instagram tracked daily usage growth from 40 to 46 minutes...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/8cc592b6e211d25f6624c039980ce59d?_a=AQAEuop","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/8cc592b6e211d25f6624c039980ce59d?_a=AQAEuop","isAccessibleForFree":true,"articleSection":"TechCrunch","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"TechCrunch","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/tc","url":"https://daily.dev/sources/tc"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/instagram-tracked-growing-usage-while-targeting-teens-lawyers-argue-vminv3gvw","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"privacy,social-media,instagram","timeRequired":"PT4M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"TechCrunch","item":"https://daily.dev/sources/tc"},{"@type":"ListItem","position":3,"name":"Instagram tracked growing usage while targeting teens, lawyers argue"}]} ```