I was hoping to learn why the pixelated designs started appearing. Author says they work; but what led anyone to think that those designs might work? Why did they try them in the first place? And actually, why do they work? I find it bizarre that this is all done by private companies, competing in public competitions, with royalties to be paid for the chosen design. And I'm quite surprised that some designs were foun…
During the I-for-get-which war, the army hired color-blind spotters because the enemy camo turned out to be fooling fully sighted people but was less effective with red-green color blindness. I don't recall if it was texture or contrast issues but they stood out against the trees and shrubbery enough to locate. So we not only have to worry about invisible spectra, but some filters on visible light may reveal the targ…
I have lots of other stories about the wierd things color blind people see and don't see. (My sisters are color blind, none of my family sees colors exactly the same, makes for some weird situations)