Are sleep and dreams the key to learning? - Barking up the wrong tree
Eric Barker stashed this in Sleep
Good: "Those who slept eight hours, meanwhile, solved the task 17 percent faster. But that wasn’t all. The subjects who figured out the hidden, easy solution to the puzzle completed each set approximately 70 percent faster than their peers..."
Better: "If you can’t get in a full night’s sleep, you can still improve the ability of your brain to synthesize new information by taking a nap."
Best: "Letting astronauts sleep for as little as fifteen minutes markedly improved their cognitive performance."
Not an answer to the question, just a relevant SF novel:
It's not a great novel, but it's a good read, and leaves you wishing for a "what if".
I like things that leave me wishing for "what if".