I wouldn't be surprised if sleep is an aspect of a nervous system in general. Last year an article came out about how even artificial neural networks benefited

I wouldn't be surprised if sleep is an aspect of a nervous system in general. Last year an article came out about how even artificial neural networks benefited from sleep. Perhaps it's the nature of the beast. https://news.ycombinator.com/item?id=24018131 https://news.ycombinator.com/item?id=24018131