Exactly! And now you've invented Dependency Injection. That's all DI means, passing dependencies to where they're needed instead of pulling them in via global s

Exactly! And now you've invented Dependency Injection. That's all DI means, passing dependencies to where they're needed instead of pulling them in via global state. You're doing it by hand (and in an impure way) instead of relying on an IoC container for convenience, but it's still the same thing.