It is because the phantom primal eye is centrally evoked by the cellular as generic APS identically with all the contents of special sense information that Leibniz’s “like can only interact with like” condition is satisfied by the non-physical primal eye “monad”—as opposed to Descartes’s cellular pineal gland.
A global hub for theories of consciousness—authenticated by leading theorists, designed for professional consciousness communities, and open to all.

With methods like MEG, PET, N-IR, EEG, fMRT, electrodes — we can have only an INDIRECT access to our working brain.
With ´Near-Death Experiences´(NDEs) we can perceive DIRECT LIVE CONSCIOUS how our mind is working.
Therefore NDEs are a MISSING-LINK for consciousness-research.
A complete explanation of NDEs can be found in my book/e-book:
Kinseher Richard “Auflösung grosser Fragen: Was ist Bewusstsein? Was ist Zeit?” — in German language (= Answer to big questions: What is consciousness? What is time? )