https://www.federalregister.gov/documents/2017/09/18/2017-19...
It looks like it covers naturalized US citizens. What if I don't have a Facebook or Twitter account. Will that be flagged and I'll be put on a black list. "Looks like you don't have enough of superficial social relationships online and don't trade short 140 character sarcastic remarks with anyone that we can see. That is highly unusual, can you explain yourself, sir".
My instinct would be to say "Oh but I have a prolific Dark Web relationship network. That's where all my hacker friends are hanging out", but I should know better never to make jokes like that.