Game developers aren't happy with a new policy from Unity that will cost developers a small fee every time someone downloads a game built on Unity's game engine. It's called the Unity Runtime Fee, and ...

For years, the Unity Engine has earned goodwill from developers large and small for its royalty-free licensing structure, which meant developers incurred no extra costs based on how well a game sold.

UPDATE 11.45pm: As fury among developers continues to mount following Unity's dramatic changes to its Unity Engine business model, the company has taken to social media to "provide clarifying answers ...