I agree that null/nil/None is one of the worst programming constructs ever invented [0] and deserves more attention than if statements. [0] https://www.infoq.c

I agree that null/nil/None is one of the worst programming constructs ever invented [0] and deserves more attention than if statements. [0] https://www.infoq.com/presentations/Null-References-The-Billion-Dollar-Mistake-Tony-Hoare https://www.infoq.com/presentations/Null-References-The-Bill...