Somewhat-relatedly, an interesting story showed up here a little while back about single-hemisphere sleep in humans: https://news.ycombinator.com/item?id=115450

Somewhat-relatedly, an interesting story showed up here a little while back about single-hemisphere sleep in humans: https://news.ycombinator.com/item?id=11545048 https://news.ycombinator.com/item?id=11545048