What could students learn

I'm fascinated by the interplay of images and text. This video via The Margins of Error impresses me on so many levels, but how can I use it in class? Ideas welcome.


Oh, yeah, and then there's this kind of visual argument: this comic is a brilliant way to teach so many things.
via xkdc: A webcomic of romance,sarcasm, math, and language. Click to enlarge and see the message.