Meta Faces Data Scrutiny

Meta is under fresh European complaints over its use of targeting data, which could narrow advertisers' ability to build hyper‑granular audiences. Analysts warn that litigation against feed-driven platforms could reshape reach and measurement, pushing advertisers to rely more on creative quality, first‑party data and cleaner measurement methods. For junior hires, that shifts what employers will expect: not just ad-setup skills but a plan for creative testing and privacy‑aware measurement. (sentinel.ht, emarketer.com)

Meta’s ad machine is being challenged in Europe over a basic question: if a Facebook or Instagram user says “stop using my data for targeting,” can Meta keep building ad audiences from that person’s behavior anyway? A fresh wave of complaints says the answer has been yes, even after users tried to opt out. (sentinel.ht, freevacy.com) The complaints were filed by the activist group Ekō with data protection authorities in Norway, Germany, and Spain in late February and early March 2025 after it said it gathered evidence from about 5,000 members. Meta said at the time it was not aware of the complaint details but said it was committed to protecting user privacy. (freevacy.com, jurist.org) This fight sits on top of a bigger European rulebook called the General Data Protection Regulation, which is the law that tells companies when they can collect, combine, and reuse personal data. For an ad platform, that law decides whether “people who watched three running videos and visited two shoe sites” is a clever audience segment or an illegal profile. (curia.europa.eu, sentinel.ht) Meta has already lost important ground here. On July 4, 2023, the Court of Justice of the European Union said personalized advertising could not be justified by Meta’s claimed “legitimate interest” without user consent in the circumstances before the court. (curia.europa.eu) European regulators then kept tightening the screws. On December 8, 2025, the European Commission said Meta would give European Union users a new choice between fully personalized ads and a version of Facebook and Instagram with less personalized ads starting in January 2026. (digital-markets-act.ec.europa.eu, thecurrent.com) That sounds technical, but advertisers feel it in a simple place: audience building. If regulators narrow how much app behavior, site visits, and cross-service signals Meta can use, brands get fewer tiny “people exactly like this” buckets and more blunt targeting. (sentinel.ht, digital-markets-act.ec.europa.eu) At the same time, another legal track is hitting feed-driven platforms from a different angle. On March 25, 2026, a Los Angeles jury found Meta and YouTube negligent in a social media addiction case and awarded $6 million in damages, a verdict analysts say could invite more lawsuits over how these products are designed and measured. (emarketer.com, goodmorningamerica.com) Put those two pressures together and the old playbook starts to wobble. If one case limits the data that sharpens targeting and another attacks the design of recommendation feeds, advertisers have to squeeze more performance from the parts they directly control: the ad itself, the customer list they collected themselves, and the way they measure sales without following every person everywhere. (emarketer.com, sentinel.ht) That changes hiring faster than it changes slogans. A junior media buyer who only knows how to click through Meta Ads Manager is less useful if the audience menu gets shorter, while a junior marketer who can run five creative tests, read incrementality results, and work with first-party customer data becomes more valuable. (emarketer.com, sentinel.ht) The likely result is not the end of Meta ads in Europe. It is a slower shift from “find the perfect person with perfect data” toward “show a stronger ad to a broader group and prove it worked with cleaner measurement,” because that is the strategy that still functions when privacy rules get tighter. (digital-markets-act.ec.europa.eu, emarketer.com)

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