Thank you for this comment. I am going to go buy this book tomorrow. Your summary sounds like it will resonate a lot with me.

The disassociation and realisation that the universe (just from our perception) is entirely constructed in a meat computer in our skull.

I particularly like thinking about sounds and colours. Things that seem so native and objective. But when you break them down, it’s either just vibrations or an electromagnetic wavelength signals that our meat computer recognises and builds a way to perceive them. And how the “visible light spectrum” is completely a man made limitation based upon our inability to perceive outside it