People may not care 100%, but all other things equal I think most people would prefer the privacy-friendly service rather than the creepy one.
Furthermore regardless of user's opinions, the GDPR forces you to ask for consent before stalking the user, so even if the privacy aspect itself isn't the problem, the user experience is (as in the user needs to click accept before your can track them and most people wouldn't unless you make it obnoxious, but then making it obnoxious also breaches the GDPR).
Furthermore regardless of user's opinions, the GDPR forces you to ask for consent before stalking the user, so even if the privacy aspect itself isn't the problem, the user experience is (as in the user needs to click accept before your can track them and most people wouldn't unless you make it obnoxious, but then making it obnoxious also breaches the GDPR).