Here's a look at how the tools used to make games are changing and what that means for players.
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Unity is the software that now powers a third of all mobile games and nearly three-quarters of all virtual reality.
At its annual keynote, Unity showed off tools aimed at artists and animators who want to build games.
With making a game starting to look so much more like animating a movie, something else is happening - people who make animated movies are starting to pick up tools used to make games.
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But now, Larry Cutler's Baobab Studios is using Unity to animate stories in virtual reality.
Like a movie, "Asteroids" still has a script but at times, you can interact with the characters.
Call it a game or call it a film, but the folks at Unity just call it awesome.
Watch the video in the player above for Jonathan Bloom's full report from the Game Developers Conference.