[20:35:33] <wikibugs>	 06Multimedia, 06Commons, 10MediaWiki-File-management, 07Easy, and 2 others: Greyscale pngs without gAMA chunk rendered with incorrect contrast - https://phabricator.wikimedia.org/T106516#2755414 (10Nemo_bis) >>! In T106516#2625315, @Billinghurst wrote: > I have interrogated GIMP, and I will now export from...