A search for prior HN discussions matching keywords 'facebook' and 'data' provides many interesting discussions and links to review, and I encourage you to take

A search for prior HN discussions matching keywords 'facebook' and 'data' provides many interesting discussions and links to review, and I encourage you to take a look if you're interested to learn more. (If you're already familiar, then with apologies, I won't be engaging in discussion about sentence in this thread. It's possible my summary is imprecise or wrong in some manner; it's presented here only to support answering the question asked, and for that purpose it's enough as-is.)