Remember when the only time you would ever press shift+3 was when you would shorthand the word “number”?  Those were the days.  Nowadays, that four-lined symbol resembling a tic-tac-toe board (#) translates to hashtag: a social media phenomenon that helps users search and sort topics.  I am sure you have seen this trend in action at some point [lest we forget the #YOLO craze!] but are you completely familiar with how it works and its immense advantages?  Let’s walk through…