Not a static target. What we consider a profile today is vastly more comprehensive than what was deemed sufficient a few decades ago. Ad networks today would put intelligence agencies back then to shame. They can always get more info. Adding biometric face data is useful to them. In a few more decades people might be talking about if Google and governments should be allowed to read your thoughts. The tech making this possible is already being developed and further along than many might expect.
If it was so trivial why would they even bother making everyone show their IDs?
Not a static target. What we consider a profile today is vastly more comprehensive than what was deemed sufficient a few decades ago. Ad networks today would put intelligence agencies back then to shame. They can always get more info. Adding biometric face data is useful to them. In a few more decades people might be talking about if Google and governments should be allowed to read your thoughts. The tech making this possible is already being developed and further along than many might expect.