The internet has become a complete 21st century universe unto itself. There is almost nothing that can’t be accomplished, once entering virtual space: shopping, educational programs, research on any topic at all, games and recreation, and contacting friends and family. All this and more can be done without stepping away from the keyboard. Arguably among the top five most popular ways to use the internet is for social networking. Everyone knows someone who uses Facebook, or Twitter, or more lately, Reddit. Pinterest is becoming commonplace, and Digg had it’s heyday. These are the places that…