alt Hacker Newsso their "shady" network of subprocessors are just the companies that already have all of your data? wow. I'm pretty sure I use most if not all of them in my own stack.
In any case, I don't know how much more ad money they'll extract from knowing what I look like. Maybe beauty products?
It can be simple things like using your race, hair color, etc. to infer things about you and treat you differently.