[rShergold]

Credit where it's due. It seems this is illustrating a sinister use of the original code found here:

https://github.com/benfoxall/cursory-hack

[dividuum]

Demo: https://rawgit.com/benfoxall/cursory-hack/gh-pages/

[jamesfisher]

Ha, yes, Ben himself posted this to HN - I didn't realize it was going public!