"So that’s it, GSD in a nutshell. One place for all your to-dos and notes, a quick and dirty way to managing them, and no need to buy special software or spend hours with a cumbersome prioritization scheme."
The bit about sleeping past midday is painfully true. it's also true that "I’d also recommend avoiding television and the computer completely. The brightness of the screen can trick your brain into thinking it’s day.". i speak from experience.