There is an xkcd strip for this: http://xkcd.com/320/ http://xkcd.com/320/ I always thought that it was a joke, but you can seriously try it and tell us how di

There is an xkcd strip for this: http://xkcd.com/320/ http://xkcd.com/320/ I always thought that it was a joke, but you can seriously try it and tell us how did it work.