Interdasting. In the article they admit to not knowing how they would check social media history.

Well they already do to an extent, they already do this lite for naturalization purposes. Source: witnessed it myself! But, they did not pry past fakebook back then. Which interestingly, the article backs up by quoting the state department requesting that all VISA applicants (apparently ESTA filers too) "make their social media profiles public"

Kek! The only place I'll be allowed to travel is to outer space if they find my virtual frog prints. "No sir! Prove it if you can that I snort crayons and everything is in fact not fake and ghey!"