> "or destroy your ability to see blue" This also reminds me of the McCollough effect [1] which can affect your perception of colorless gratings for an unexpec

> "or destroy your ability to see blue" This also reminds me of the McCollough effect [1] which can affect your perception of colorless gratings for an unexpectedly substantial amount of time afterwards just by starting at some images. [1] https://en.wikipedia.org/wiki/McCollough_effect https://en.wikipedia.org/wiki/McCollough_effect