"like robots.txt, but for humans" This is indeed nothing but a marketing/PR gimmick. The only connotation that I could think of was that like Robots.txt has to

"like robots.txt, but for humans" This is indeed nothing but a marketing/PR gimmick. The only connotation that I could think of was that like Robots.txt has to do something with robots, this has something to do with Humans. Utility: I won't go on to say it is completely useless. While many sites have an about or colophon section, they end up naming people who are most active or at the top of the ladder. What about facebook with so many employees? That is where I see this essentially being used. As I tweeted, it is more like the Credits section for the web.