Everybody Wins (by James Wallis) is not a text book, but a kind of "one man's journey playing every winning game of the Spiel Des Jahres". It isn't heavy on accuracy and often defers to personal perception rather than doing any kind of research to support it's many strongly held beliefs.
Time can slip away from you, like water through your fingers. That is how I feel when I look back and realize I have been working my way through Building Block of Tabletop Game Design (by Geoffrey Englestein and Isaac Shalev, 2020, first edition) for almost two years. Two. Years.