Earlier quoted context omitted.
I'm curious though what that would do to CO2 levels. https://news.ycombinator.com/item?id=19411998
It'd increase them, for sure. Never mind, though, the only cognitive effort required is a focus on gentle breathing. Plus an occasional flick of the duvet to refresh the air!
> CO2 tended to cause poor sleep, headache, and hand tremor before it caused cognitive issues.