Can you describe a scenario where the collective benefits of data sharing might outweigh personal privacy concerns?

Individual data privacy helps both businesses and consumers. For businesses, it means a distinct advantage in terms of trust and brand recognition. And for consumers, it's the safety of being protected from data breaches, fraud, and financial loss.

Certain things such as family issues or relationship issues shouldn't be peeked at.

If you are employed in anyway by the government, I believe you should have to sacrifice your privacy. Anyone outside of the government should not be made to disclose information they don't want to and especially should not have it done without their knowledge. Privacy and individual liberties are extremely important, and I would rather be less certain of other people and have to use my intuition and common sense than have information they would never consent to disclose to me or anyone else. We are human beings, there is inherit mystery and unknowns. We cannot eliminate uncertainty, and no organization should encroach on the right to privacy.