https://www.quantamagazine.org/a-math-theory-for-why-people-hallucinate-20180730/
Druggos please confirm whether or not youve see them. 
The paper is called What Geometric Visual Hallucinations Tell Us about the Visual Cortex.
Your brain does secret coordinate transforms it turns out
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Last time I took acid i was seeing this type of pattern "growing" across my notebook
Other times it was different
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Bottom left of your second pic is one ive seen before. The rest ive seen are much more complex than this simplistic garbage. The fact that none are asymmetrical is also telling some nerd who has never even had a sip of booze wrote this garbage.
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second pic is the coordinate transformation from retinal cells to visual cortex cells. The patterns are form constants which are reported by people hallucinating
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Just goes to show that most people who take drugs or are schizos just have no creativity, unlike me
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zoz
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zle
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zozzle
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Oh I've read this one before.
No idea if it's real, but sounds bullshit (or at the very least very handwavy and non-rigorous). But I shouldn't be allowed to comment on these things because I have absolutely 0 authority
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Upper left is my default for too much weed. Acid is fractal lions and smeared stuff mostly.
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the first image is tits
the second image is ultrasounds of tits
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Snapshots:
https://www.quantamagazine.org/a-math-theory-for-why-people-hallucinate-20180730/:
ghostarchive.org
archive.org
archive.ph (click to archive)
What Geometric Visual Hallucinations Tell Us about the Visual Cortex:
ghostarchive.org
archive.org
archive.ph (click to archive)
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