>>10
free closed source software is the drunk chick at the bar who doesn't tell you she has aids.
free open source software is the drunk chick at the bar who does tell you she has aids.
non-free closed source software is a prostitute who doesn't tell you she has aids.
non-free open source software is a prostitute who does tell you she has aids.
gnu software is that ugly fat chick who thinks you're going to marry her because she managed to get you to have sex with her once while you were drunk.