Does Not Equal is a webcomic by Sarah Ennals – check out the pre-Futurismic archives, and the strips that have been published here previously.
[ Be sure to check out the Does Not Equal Cafepress store for webcomic merchandise featuring Canadians with geometrically-shaped heads! ]
The firewall for the brain is a powerful idea. The most prominent example in SF: Neal Stephenson’s Snow Crash, where modern languages are a firewall for the brain.