preparing for eye pain http://egypt.urnash.com/blog/2018/10/11/preparing-for-eye-pain/
@anthracite that's... wow. I swear the column in the black and white image looks like it's slowly rotating, just at the edge of my vision, when I'm not looking directly at it--but then I look back and it hasn't moved. very nice!
Oooh, neat! Hopefully it’ll have effects like that for a lot of people.