OOP is not something to do with real world objects. It's just told as this way. OOP is about encapsulating "data objects", related data and programs in close co

OOP is not something to do with real world objects. It's just told as this way. OOP is about encapsulating "data objects", related data and programs in close contact. Extending this brings us todays OOP concepts. But it is just data bind togeter. Giving real world objects as examples hides details. So thinking as physical objects is a bad behavior in this context.