"...one can bet that further research in this direction (open source and proportional growth) may raise useful questions for other systems (cities, economy, etc.) that would bring new insights to explain their evolution."
back in 1990 i worked with a guy who accidentally his whole hard drive. that's right, the *whole drive*. fortunately we had a backup copy of his work :) it's no joke, DO NOT RUN THESE COMMANDS.
i haven't tried this, but it sounds like an impressive accomplishment. From the page: "So by this point you're probably saying, "Yeah right, that's impossible". Show me."