Well considering if you actively avoid meta products for ethical reasons they still make a ghost profile of you made from photos people upload with you in it and contact lists of people who have you in their phone and allow meta full access to their shit for some reason, “just in case” you ever join Facebook. Fairly sure it’s then used to build a profile of you and your internet use to serve you ads and sell your tracking data. Fuck the modern day internet is just fucking rotten at the core. I’m not sure I answered your question but I think it gives you the gist