Video games should not be a sport. First sport require physical activity, moving your hand all day and starring at a screen is not a sport.
Sport (British English) or sports (American English) includes all forms of competitive physical activity or games which,[1] through casual or organised participation, aim to use, maintain or improve physical ability and skills while providing enjoyment to participants, and in some cases, entertainment for spectators.[2]
https://en.wikipedia.org/wiki/SportGames are improving skills, providing enjoyment to participants and most of times (in tournaments) entertainment for spectators. So this is cyber sport ))