>*No matter what an app collects, it's all worthless if it can't send that back ... | Hacker News

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		nemothekid on Sept 27, 2023 \| parent \| context \| favorite \| on: EU tells Apple to open everything up to its rivals >No matter what an app collects, it's all worthless if it can't send that back to advertisers. We already do that for websites by using ad blockers. Using an application firewall to prevent the facebook app from sending tracking data backing to facebook?

grishka on Sept 27, 2023 [–]

Facebook app can, of course, send its tracking data back to Facebook, but it will only be able to track what you do within Facebook itself. That's fair and that can't be prevented. I'm talking specifically about cross-app and cross-site tracking.

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