" They seem innocent enough, but they are big business, and you are not doing yourself any favors if you like or comment. You’ve seen those pictures posted on Facebook "type ‘move’ into the comments and watch what happens" or "If I get a million likes my dad will get me a car. ‘Similar predications could be made out of all manner of online data, with this form of supplementary ‘inference’ created using amazing consistency - statistically guessing susceptible insight ...