Blueprint sucks balls, it's super slow at runtime, it's slow to create logic, and it makes your game code unmaintainable and almost impossible to reason about.

Blueprint sucks balls, it's super slow at runtime, it's slow to create logic, and it makes your game code unmaintainable and almost impossible to reason about. Not to mention you can't diff changes. PlayMaker for Unity has the same problems. Friends don't let friends use tools like that.