XKCD: Purity [1] is semi-relevant. I think many US students learn this kinda stuff in high school, so it's a little odd that the researchers asked for Tai to w

XKCD: Purity [1] is semi-relevant. I think many US students learn this kinda stuff in high school, so it's a little odd that the researchers asked for Tai to write something to cite. Neither of them recognized this? https://xkcd.com/435/ https://xkcd.com/435/