It isn't much of an argument. Everything we think of as "real" in the sense that you describe it is actually just a conceptual model we have for how certain pat

It isn't much of an argument. Everything we think of as "real" in the sense that you describe it is actually just a conceptual model we have for how certain patterns of energy in the universe behave. The universe has no special rules for apples, floors, wifi access points, cars, or basketballs.