This post has a copy of an xkcd comic (https://xkcd.com/2347/ https://xkcd.com/2347/) without linking back to it (https://xkcd.com/license.html https://xkcd.com

This post has a copy of an xkcd comic (https://xkcd.com/2347/ https://xkcd.com/2347/) without linking back to it (https://xkcd.com/license.html https://xkcd.com/license.html). It's probably a mistake.