[latexr]

> then perma black, I assume.

Probably not.

https://www.bbc.com/news/blogs-ouch-31487662

[YeahThisIsMe]

What he explains sounds exactly like what you (or at least I) see when you close your eyes and then put pressure on them.

[doubletwoyou]

The way I had it explained was trying to look out one eye while the other’s closed

[steve1977]

While reading I thought this is basically visual tinnitus and then the author used exactly that term. As someone with tinnitus, I can definitely understand the longing for "absolute darkness".

[dugidugout]

This was a very depressing read.