The video game industry is young and changes very fast. In some ways, it’s almost unrecognizable now from the shape it took just 10 years ago, when Polygon was born.

Like other rapidly growing and developing industries, cultures, and art forms, it inspires much speculation, as pundits, analysts, and investors try to predict the next trend or seize the current bandwagon. Much of this is valuable. Some of them are nonsense.

Sometimes it can be hard to separate myth from reality, the future of fashion, and the things that really change from the things that always stay the same. Along those lines, here are 10 things you didn’t know, or forgot, or were misled about the present and future of this business we call gaming.

1. Mobile gaming changed…