@ultimape Somehwere among all these links, someone quoted Jared Diamond's "The Worst Mistake in the History of the Human Race", that is, agriculture.

http://discovermagazine.com/1987/may/02-the-worst-mistake-in-the-history-of-the-human-race

Made me think of Douglas Adams.

> lots of the people were mean, and most of them were miserable, even the ones with digital watches.

> Many were increasingly of the opinion that they’d all made a big mistake in coming down from the trees in the first place. And some said that even the trees had been a bad move, and that no one should ever have left the oceans.