I used to think this was really far fetched but there's a whole subreddit dedicated to folks affected by this. People constantly post on there about how they be

I used to think this was really far fetched but there's a whole subreddit dedicated to folks affected by this. People constantly post on there about how they become so obsessed with climbing a multiplayer ladder or getting achievements/trophies that they miss class, bail on social functions, skip work, etc.