This would be a long reply that duplicates a lot of information you can find online about the dangers resulting from such profiling, such as how that informatio

This would be a long reply that duplicates a lot of information you can find online about the dangers resulting from such profiling, such as how that information is shared and joined with other sources to accurately identify individuals. The short answer is that it's not just ad targeting and Meta have proven repeatedly that they're not good custodians of such data. Additionally this presents scenarios where such information can be subpoenaed - to use a recent example there are now legitimate concerns for such data since the rolling back of abortion rights in the USA.