"visible light communication (VLC) LED-based lamp to send a message to the human brain using the eye retina as a relay node. In fact, the eye and the brain can be seen as a natural VLC receiver"
Shining Light On Molecular Communication: Designing a Light-based Communication System with a Biomolecular Receiver - University of Wisconsin-Madison 2020
Seriously how weak can you really be! Call them all out who hide information about the ITU(J-FET) ITU(IoBnT) ITU(AKILDIZ MOLECULAR COMMUNICATION) ISO,IEC BIODIGITAL CONVERGENCE STANDARDS!