This is good advice. From the article: > So I added a few more entities to the world. Suddenly, it was running at around 30 FPS. Yikes. If your framework can'

This is good advice. From the article: > So I added a few more entities to the world. Suddenly, it was running at around 30 FPS. Yikes. If your framework can't do simple OpenGL draw call batching, it's unsuitable for games. I'm not a huge fan of Unity (though it'll be a lot better when their version of C# is finally updated), but it's probably the best thing available for cross-platform game development.