Modern people increasingly treat life as mediated content rather than contact. The screen trains the reflex. The theory dignifies it. The result is a strange metaphysical numbness: the room is here, the body is here, the world is here, but everything feels as if it must be processed somewhere else before it is allowed to be real.
Representation is useful in specific contexts. Maps represent terrain. Words represent agreements. Diagrams represent systems. The trouble begins when representation becomes the master picture of experience itself.
If experience is only a representation, the real thing has already been moved away. The cup becomes a mental item standing in for an absent cup. The body becomes a model. The room becomes a rendering. The other person becomes content in a private theater.
Actuality Ontology refuses that initial displacement.
The brain participates in structuring experience. The body participates. History, expectation, memory, fatigue, language, fear, and attention participate. None of this implies that you are imprisoned inside a private copy. Participation in structuring is not the same as exile from reality.
A microscope does not take us out of appearance. It lets more appear. A telescope does not reveal a world behind experience. It extends the reach of contact. Scientific practice does not escape lived actuality; it refines, checks, stabilizes, and corrects what appears.
This is why the phrase “the brain constructs reality” must be handled carefully. As a scientific shorthand, it can point to prediction, filtering, integration, and embodied activity. As a metaphysical slogan, it easily becomes a prison cell: reality out there, experience in here, self stuck behind glass.
The better frame is structured appearing. Experience is not a dead copy of a finished world. It is reality becoming local, definite, vulnerable, and answerable under constraint.
From here the formal question becomes clear: what kind of domain allows appearing, correction, shared constraint, local perspective, and actuality at all?
That is where the Formal Spine begins.