Colour Blind article on the Nitrome Wiki: http://nitrome.wikia.com/wiki/Colour_Blind
This is a beta (under development) version of the Colour Blind menu, this being the second version of the menu. Click the Nitrome Wiki link above to read about unused content in Colour Blind. (if it's not there, it's coming quite soon)
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A month prior to its release, on May 3rd 2013Giuseppe Longo put up a demo of Colour Blind...