There's too many possibilities. You need a narrow field of options for graphical programming to work. Blueprints works for Unreal because it is focused only on

There's too many possibilities. You need a narrow field of options for graphical programming to work. Blueprints works for Unreal because it is focused only on video games. https://docs.unrealengine.com/en-us/Engine/Blueprints https://docs.unrealengine.com/en-us/Engine/Blueprints