Just before Christmas (2020) Jabe Bloom asked this over on Twitter::
Johanna Rothmann‘s answers were short and easy to understand (but maybe hard to actually do):
I (publicly) agreed…
…and am now signed up to be informed when the book writing class opens.
It already showing some effect: I’m (re-) starting to update “Fast Feedback Using Ruby” (for the just released Ruby 3). 🙂