The book isn't about motivation, it's about steps that you can take that make creating new habits easier. In fact, the book tells you that motivation wanes quickly and we need to force ourselves to create determination instead
If I could get 8 hours of proper sleep and feel energized in the morning I would take this in a heartbeat. I would even take it with unskippable ads lol
The fact that people open PRs because they are working on a new part of the code means that there's knowledge silos in the team that could be easily solved with code reviews.