> There's no "personal information" here, but honestly this amount of data shared with an arbitrary list of 3rd parties is scary.
Why do they need to know my screen brightness, memory amount, current volume and if I'm wearing headphones?
> I know the "right" answer - to help companies target their audience better! For example, if you're promoting a mobile app that is 1 GB of size, and the user only has 500 MB of space left - don't show him the ad, right?
Author jumps to the incorrect conclusion here. The answer is fingerprinting.
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