Then some random CBP agent reads through Facebook posts of his friends and denies him entry. You can't know whether it's that simple. Note that nobody at The C

Then some random CBP agent reads through Facebook posts of his friends and denies him entry. You can't know whether it's that simple. Note that nobody at The Crimson or the New York Times ever read the social media content in question themselves; they simply repeat his account of it. If a social media "friend" simply posts something on his/her own wall, that is no reflection on the subject of the examination. But if the subject himself then Likes or positively comments on such a posting, then it can have relevance.