I love this. Taking something we all take for granted and putting it under the microscope is so fascinating. If the author (or translator) is reading this: one

I love this. Taking something we all take for granted and putting it under the microscope is so fascinating. If the author (or translator) is reading this: one thing you should consider is changing the use of "AST tree". That expands to "abstract syntax tree tree" which is like saying "PIN number" or "ATM machine".