FWIW, I too got stuck at that sentence like nowhere else in the text; it took me some tries to macro-expand. Maybe your proofreaders got past it without blinki

FWIW, I too got stuck at that sentence like nowhere else in the text; it took me some tries to macro-expand. Maybe your proofreaders got past it without blinking because they are more acquainted with that point? (Although Newtonian physics and Euclidean geometry are not really counterexamples.)