Thank you so much Alex and Cammie for your responses! They are very helpful. Being able to harness immense creativity during dreams is amazing, and so is being able to control your wakefulness! I'm especially interested in techniques that reduce the need for sleep, but without sacrificing attention, cognition, and health of course. Apparently, meditation is supposed to decrease sleep need, especially when done for at least a couple hours a day for a few years. Two studies (https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2919439/) (https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4054695/) have discus