Electronic Frontier Foundation chairman Brad Templeton's version of Hitler going batshit in Downfall (Der Untergang) is not only one of the funniest takes on the ubiquitous YouTube phenomenon, it's also a comedy tutorial on what is and isn't allowed under the Digital Management Copyright Act (DMCA) and the provisions of Fair Use. After you watch his parody, check out the hoops Templeton had to jump through in order to create it legally.