Most sleep advice is written for a calm house with two rested adults in it. What is here is built for an ordinary bad evening, when dinner ran late and there is one tired adult doing the whole thing alone. The safety section does not soften: on their back for every sleep, a firm flat surface of their own, and nothing else in the space.
One piece so far, around 1,450 words. Every one says at the end where it came from.
Every guide is in the app, offline, alongside the day itself.