Taking your magnesium on an empty stomach before bed can have a pleasant muscle - relaxing effect that makes it easier to move into and stay in deep sleep states. (besynchro.com)
Babies go into deep sleep state in the beginning of nighttime sleep (perhaps 7 — 10:00 pm) and then again before waking in the morning with more frequent periods of lighter sleep (and more chance for awakenings) in between (around 10 pm — 4 am). (motherscircle.net)
In the current era of 6W processors for laptops, deep sleep states for electronics, and solar panels, all aimed at greater energy efficiency and independence, the high energy consumption of blockchain technology and virtual currency mining flies in the face of this. (techradar.com)