v21’s Twitter Archive—№ 19,703

…in reply to @anorangeduck
@anorangeduck Copying Photoshop's Screen blend mode -- looks like gyazo.com/7a79827759618bd95942b7c5b163d321, is "1 - (1- src) * (1-dst)"
Look on archive.org 2013 Dec 18 Mood +2 🙂