On: James Webb Space Telescope reveals Fomalhaut's dis...

[crazygringo]

I'm baffled as well. I think it's fairly understood that any white pixel is always understood to be probably overexposed.

[friendlyasparag → crazygringo]

Astronomy often also deals with wide ranges of pixel exposure such that it can be hard to tell the difference between overexposed and "brighter than the max on the color scale". Better to be extra clear and remove all doubt.