Just looking at it was "fine" (not terrible, not great), but once I went back to HN I felt a flash like a sudden relief on my eyes. The pain was physical...
I'm back at HN for 1 minute now and still see things with a blue tint. I guess these modern OLED are not being user-tested with content like this.
it doesn't hurt mine, though I find the design quite unvonventional