Obfuscated C Code
Wow, if you though regular C code was hard to read, check out how brilliantly people can mangle it and still have it compile.
http://remus.rutgers.edu/~rhoads/Obfuscated_C/obfuscate.html
My Favorite: http://remus.rutgers.edu/~rhoads/Obfuscated_C/heathbar
[Listening to - Helmet - Milquetoast]