In recent decades, as internet access and web development have exploded, countless communities have been formed from every fandom imaginable.  There are so many people logging onto the web that web life has developed its own culture and, by extension, a plethora of sub-cultures tailored to different fandoms.  For a person who is almost constantly immersed in web culture, it can feel second-nature to them. However; to a person who looks at a computer with a puzzled facial expression, people on the web might as well be speaking another language.  So, to clear up some confusion for the normies, here is YouTube user Roaming Millennial.