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The Signal team wanted to run ads showing how personalized Facebook ads work. The advertising account was deactivated. The team of the messenger Signal tried to place ads on Facebook platforms such as Instagram and wanted to disclose the personalization of the ads. As those involved now write in the Signal blog , however, they were excluded from Facebook's advertising network for this. The announcement says: "Companies like Facebook don't build technology for you, they build technology for your data. They collect everything they can from Facebook, Instagram and Whatsapp to sell insights into people and their lives." And while that's no secret, exactly how it works remains unclear to many, he said. So now Signal wanted to showcase how ad personalization works based on the data it collects, even through ads. "Facebook's own tools have the potential to reveal what otherwise remains unseen. (...) We wanted to use those same tools to directly show how most of ...

In the dispute between the German Federal Cartel Office and Facebook over the sharing of user data, the European Court of Justice is now to rule. The European Court of Justice (ECJ) is to rule on the extent to which Facebook may merge user data with its other services Whatsapp and Instagram. This was decided by the Düsseldorf Higher Regional Court on Wednesday in a dispute between Facebook and the German Federal Cartel Office. The authority had prohibited the social network operator from demanding blanket consent from its users to collect and link data without offering the alternative of less extensive data use. Both parties have been disputing the February 2019 decision for more than two years. After the Federal Court of Justice (BGH) ruled in favor of the competition watchdogs in summary proceedings in June 2020, the Higher Regional Court now had to examine the case more thoroughly in the main proceedings. This also involves the question of whether the terms of use of Facebook servi...