Java still hasn't fixed its null-safety issues, which have been lamented widely for two decades. And you're right, that' it's this way so as not to break exist

Java still hasn't fixed its null-safety issues, which have been lamented widely for two decades. And you're right, that' it's this way so as not to break existing code. It's easy to add a feature to a language, but removing a mistake usually can't be done without breaking backward compatibility.