Befunge, a programming language designed to be hard to compile (and read)

I actually think the 2D layout of the code is interesting... But more suited to a GUI than a text-based programming language.<p>Of course, the point wasn't suitability, but rather inscrutability, so they accomplished their goal.

That's not a patch on Brainfuck: <a href="http://en.wikipedia.org/wiki/Brainfuck" rel="nofollow">http://en.wikipedia.org/wiki/Brainfuck</a><p>++++++++++[&#62;+++++++&#62;++++++++++&#62;+++&#60;&#60;&#60;-]&#62;++.&#62;+.+++++++ ..+++.&#62;++.&#60;&#60;+++++++++++++++.&#62;.+++.------.--------.&#62;+.